Fixed: Improve Logging, Slowdown startup if non-recoverable errors

src/NzbDrone.Api/Indexers/ReleaseModule.cs

@@ -95,11 +95,11 @@ namespace NzbDrone.Api.Indexers
             }
             catch (NotImplementedException ex)
             {
-                _logger.Error(ex, "One or more indexer you selected does not support movie search yet: " + ex.Message);
+                _logger.Error(ex, "One or more indexer you selected does not support movie search yet: {0}", ex.Message);
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Movie search failed: " + ex.Message);
+                _logger.Error(ex, "Movie search failed: {0}", ex.Message);
             }
 
             return new List<ReleaseResource>();

src/NzbDrone.Common/EnvironmentInfo/AppFolderFactory.cs

@@ -1,8 +1,9 @@
-using System;
+using System;
 using System.Security.AccessControl;
 using System.Security.Principal;
 using NLog;
 using NzbDrone.Common.Disk;
+using NzbDrone.Common.Exceptions;
 using NzbDrone.Common.Instrumentation;
 
 namespace NzbDrone.Common.EnvironmentInfo
@@ -27,12 +28,24 @@ namespace NzbDrone.Common.EnvironmentInfo
 
         public void Register()
         {
-            _diskProvider.EnsureFolder(_appFolderInfo.AppDataFolder);
+            try
+            {
+                _diskProvider.EnsureFolder(_appFolderInfo.AppDataFolder);
+            }
+            catch (UnauthorizedAccessException)
+            {
+                throw new RadarrStartupException("Cannot create AppFolder, Access to the path {0} is denied", _appFolderInfo.AppDataFolder);
+            }
 
             if (OsInfo.IsWindows)
             {
                 SetPermissions();
             }
+
+            if (!_diskProvider.FolderWritable(_appFolderInfo.AppDataFolder))
+            {
+                throw new RadarrStartupException("AppFolder {0} is not writable", _appFolderInfo.AppDataFolder);
+            }
         }
 
         private void SetPermissions()

src/NzbDrone.Common/Exceptions/RadarrStartupException.cs

@@ -0,0 +1,37 @@
+using System;
+
+namespace NzbDrone.Common.Exceptions
+{
+    public class RadarrStartupException : NzbDroneException
+    {
+        public RadarrStartupException(string message, params object[] args)
+            : base("Radarr failed to start: " + string.Format(message, args))
+        {
+        }
+
+        public RadarrStartupException(string message)
+            : base("Radarr failed to start: " + message)
+        {
+        }
+
+        public RadarrStartupException()
+            : base("Radarr failed to start")
+        {
+        }
+
+        public RadarrStartupException(Exception innerException, string message, params object[] args)
+            : base("Radarr failed to start: " + string.Format(message, args), innerException)
+        {
+        }
+
+        public RadarrStartupException(Exception innerException, string message)
+            : base("Radarr failed to start: " + message, innerException)
+        {
+        }
+
+        public RadarrStartupException(Exception innerException)
+            : base("Radarr failed to start: " + innerException.Message)
+        {
+        }
+    }
+}

src/NzbDrone.Common/Instrumentation/GlobalExceptionHandlers.cs

@@ -19,7 +19,7 @@ namespace NzbDrone.Common.Instrumentation
             var exception = e.Exception;
 
             Console.WriteLine("Task Error: {0}", exception);
-            Logger.Error(exception, "Task Error: " + exception.Message);
+            Logger.Error(exception, "Task Error");
         }
 
         private static void HandleAppDomainException(object sender, UnhandledExceptionEventArgs e)
@@ -48,7 +48,7 @@ namespace NzbDrone.Common.Instrumentation
             Console.WriteLine(exception.StackTrace);
 
             Console.WriteLine("EPIC FAIL: {0}", exception);
-            Logger.Fatal(exception, "EPIC FAIL: " + exception.Message);
+            Logger.Fatal(exception, "EPIC FAIL.");
         }
     }
 }

src/NzbDrone.Common/Instrumentation/NzbDroneLogger.cs

@@ -69,7 +69,7 @@ namespace NzbDrone.Common.Instrumentation
             else
             {
                 dsn = RuntimeInfo.IsProduction
-                    ? "https://ef145e92efdd4155a0771c11c099695e@sentry.radarr.video/2"
+                    ? "https://a8e4c507c1f84578b55a841759a99dfb@sentry.radarr.video/2"
                     : "https://dee5b3fe26844368ac4458faa7d00a1f@sentry.radarr.video/9";
             }
 

src/NzbDrone.Common/Instrumentation/Sentry/RadarrSentryPacket.cs

@@ -14,6 +14,8 @@ namespace NzbDrone.Common.Instrumentation.Sentry
             {
                 DefaultValueHandling = DefaultValueHandling.Ignore
             };
+
+            Breadcrumbs = @event.Breadcrumbs;
         }
 
         public override string ToString(Formatting formatting)

src/NzbDrone.Common/Instrumentation/Sentry/SentryPacketCleanser.cs

@@ -1,4 +1,7 @@
 using Newtonsoft.Json.Linq;
+using SharpRaven.Data;
+using System;
+using System.Linq;
 
 namespace NzbDrone.Common.Instrumentation.Sentry
 {
@@ -22,6 +25,29 @@ namespace NzbDrone.Common.Instrumentation.Sentry
                 new CleansingJsonVisitor().Visit(target);
                 packet.Extra = target;
             }
+
+            if (packet.Breadcrumbs != null)
+            {
+                for (var i = 0; i < packet.Breadcrumbs.Count; i++)
+                {
+                    packet.Breadcrumbs[i] = CleanseBreadcrumb(packet.Breadcrumbs[i]);
+                }
+            }
+        }
+
+        private static Breadcrumb CleanseBreadcrumb(Breadcrumb b)
+        {
+            try
+            {
+                var message = CleanseLogMessage.Cleanse(b.Message);
+                var data = b.Data?.ToDictionary(x => x.Key, y => CleanseLogMessage.Cleanse(y.Value));
+                return new Breadcrumb(b.Category) { Message = message, Type = b.Type, Data = data, Level = b.Level };
+            }
+            catch (Exception)
+            {
+            }
+
+            return b;
         }
     }
 }

src/NzbDrone.Common/Instrumentation/Sentry/SentryTarget.cs

@@ -76,6 +76,16 @@ namespace NzbDrone.Common.Instrumentation.Sentry
             {LogLevel.Warn, ErrorLevel.Warning},
         };
 
+        private static readonly IDictionary<LogLevel, BreadcrumbLevel> BreadcrumbLevelMap = new Dictionary<LogLevel, BreadcrumbLevel>
+        {
+            { LogLevel.Debug, BreadcrumbLevel.Debug },
+            { LogLevel.Error, BreadcrumbLevel.Error },
+            { LogLevel.Fatal, BreadcrumbLevel.Critical },
+            { LogLevel.Info, BreadcrumbLevel.Info },
+            { LogLevel.Trace, BreadcrumbLevel.Debug },
+            { LogLevel.Warn, BreadcrumbLevel.Warning },
+        };
+
         private readonly SentryDebounce _debounce;
         private bool _unauthorized;
 
@@ -199,6 +209,8 @@ namespace NzbDrone.Common.Instrumentation.Sentry
 
             try
             {
+                _client.AddTrail(new Breadcrumb(logEvent.LoggerName) { Level = BreadcrumbLevelMap[logEvent.Level], Message = logEvent.FormattedMessage });
+
                 // don't report non-critical events without exceptions
                 if (!IsSentryMessage(logEvent))
                 {
@@ -249,12 +261,8 @@ namespace NzbDrone.Common.Instrumentation.Sentry
                     Array.ForEach((string[])logEvent.Properties["Sentry"], sentryEvent.Fingerprint.Add);
                 }
 
-                var osName = Environment.GetEnvironmentVariable("OS_NAME");
-                var osVersion = Environment.GetEnvironmentVariable("OS_VERSION");
                 var runTimeVersion = Environment.GetEnvironmentVariable("RUNTIME_VERSION");
 
-                sentryEvent.Tags.Add("os_name", osName);
-                sentryEvent.Tags.Add("os_version", $"{osName} {osVersion}");
                 sentryEvent.Tags.Add("runtime_version", $"{PlatformInfo.PlatformName} {runTimeVersion}");
 
                 _client.Capture(sentryEvent);

src/NzbDrone.Common/NzbDrone.Common.csproj

@@ -103,6 +103,7 @@
     <Compile Include="EnvironmentInfo\IOsVersionAdapter.cs" />
     <Compile Include="EnvironmentInfo\IPlatformInfo.cs" />
     <Compile Include="EnvironmentInfo\OsVersionModel.cs" />
+    <Compile Include="Exceptions\RadarrStartupException.cs" />
     <Compile Include="Extensions\DictionaryExtensions.cs" />
     <Compile Include="Disk\GdiPlusInterop.cs" />
     <Compile Include="Disk\OsPath.cs" />

src/NzbDrone.Common/Processes/PidFileProvider.cs

@@ -1,7 +1,8 @@
-using System;
+using System;
 using System.IO;
 using NLog;
 using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Common.Exceptions;
 
 namespace NzbDrone.Common.Processes
 {
@@ -37,8 +38,8 @@ namespace NzbDrone.Common.Processes
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to write PID file: " + filename);
-                throw;
+                _logger.Error(ex, "Unable to write PID file: {0}", filename);
+                throw new RadarrStartupException(ex, "Unable to write PID file {0}", filename);
             }
         }
     }

src/NzbDrone.Console/ConsoleApp.cs

@@ -2,6 +2,7 @@ using System;
 using System.Net.Sockets;
 using NLog;
 using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Common.Exceptions;
 using NzbDrone.Common.Instrumentation;
 using Radarr.Host;
 
@@ -15,7 +16,8 @@ namespace NzbDrone.Console
         {
             Normal = 0,
             UnknownFailure = 1,
-            RecoverableFailure = 2
+            RecoverableFailure = 2,
+            NonRecoverableFailure = 3
         }
 
         public static void Main(string[] args)
@@ -34,6 +36,13 @@ namespace NzbDrone.Console
                 }
                 Bootstrap.Start(startupArgs, new ConsoleAlerts());
             }
+            catch (RadarrStartupException ex)
+            {
+                System.Console.WriteLine("");
+                System.Console.WriteLine("");
+                Logger.Fatal(ex, "EPIC FAIL!");
+                Exit(ExitCodes.NonRecoverableFailure);
+            }
             catch (SocketException e)
             {
                 System.Console.WriteLine("");
@@ -53,7 +62,6 @@ namespace NzbDrone.Console
 
             Exit(ExitCodes.Normal);
         }
-
         private static void Exit(ExitCodes exitCode)
         {
             LogManager.Shutdown();
@@ -64,6 +72,19 @@ namespace NzbDrone.Console
 
                 System.Threading.Thread.Sleep(1000);
 
+                if (exitCode == ExitCodes.NonRecoverableFailure)
+                {
+                    System.Console.WriteLine("Non-recoverable failure, waiting for user intervention...");
+                    for (int i = 0; i < 3600; i++)
+                    {
+                        System.Threading.Thread.Sleep(1000);
+                        if (System.Console.KeyAvailable)
+                        {
+                            break;
+                        }
+                    }
+                }
+
                 // Please note that ReadLine silently succeeds if there is no console, KeyAvailable does not.
                 System.Console.ReadLine();
             }

src/NzbDrone.Core/Datastore/CorruptDatabaseException.cs

@@ -1,9 +1,9 @@
-using System;
+using System;
 using NzbDrone.Common.Exceptions;
 
 namespace NzbDrone.Core.Datastore
 {
-    public class CorruptDatabaseException : NzbDroneException
+    public class CorruptDatabaseException : RadarrStartupException
     {
         public CorruptDatabaseException(string message, params object[] args) : base(message, args)
         {

src/NzbDrone.Core/Datastore/DbFactory.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Data.SQLite;
 using Marr.Data;
 using Marr.Data.Reflection;
@@ -6,6 +6,7 @@ using NLog;
 using NzbDrone.Common.Composition;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Common.Exceptions;
 using NzbDrone.Common.Instrumentation;
 using NzbDrone.Core.Datastore.Migration.Framework;
 
@@ -116,6 +117,10 @@ namespace NzbDrone.Core.Datastore
                     throw new CorruptDatabaseException("Database file: {0} is corrupt, restore from backup if available. See: https://github.com/Radarr/Radarr/wiki/FAQ#i-am-getting-an-error-database-disk-image-is-malformed", ex, fileName);
                 }
             }
+            catch (Exception e)
+            {
+                throw new RadarrStartupException(e, "Error creating main or log database");
+            }
 
             var db = new Database(migrationContext.MigrationType.ToString(), () =>
                 {

src/NzbDrone.Core/DecisionEngine/DownloadDecisionMaker.cs

@@ -206,7 +206,7 @@ namespace NzbDrone.Core.DecisionEngine
             {
                 e.Data.Add("report", remoteMovie.Release.ToJson());
                 e.Data.Add("parsed", remoteMovie.ParsedMovieInfo.ToJson());
-                _logger.Error(e, "Couldn't evaluate decision on " + remoteMovie.Release.Title + ", with spec: " + spec.GetType().Name);
+                _logger.Error(e, "Couldn't evaluate decision on {0}, with spec: {1}", remoteMovie.Release.Title, spec.GetType().Name);
                 return new Rejection(string.Format("{0}: {1}", spec.GetType().Name, e.Message));//TODO UPDATE SPECS!
             }
 

src/NzbDrone.Core/Download/DownloadEventHub.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using NLog;
 using NzbDrone.Common.Messaging;
 using NzbDrone.Core.Configuration;
@@ -74,8 +74,8 @@ namespace NzbDrone.Core.Download
             }
             catch (Exception e)
             {
-                _logger.Error(e, "Couldn't remove item from client " + trackedDownload.DownloadItem.Title);
+                _logger.Error(e, "Couldn't remove item {0} from client {1}", trackedDownload.DownloadItem.Title, downloadClient.Name);
             }
         }
     }
-}
+}

src/NzbDrone.Core/Housekeeping/Housekeepers/DeleteBadMediaCovers.cs

@@ -54,7 +54,7 @@ namespace NzbDrone.Core.Housekeeping.Housekeepers
                     }
                     catch (Exception e)
                     {
-                        _logger.Error(e, "Couldn't validate image " + image.RelativePath);
+                        _logger.Error(e, "Couldn't validate image {0}", image.RelativePath);
                     }
                 }
             }

src/NzbDrone.Core/Housekeeping/HousekeepingService.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using NLog;
 using NzbDrone.Core.Messaging.Commands;
@@ -34,7 +34,7 @@ namespace NzbDrone.Core.Housekeeping
                 }
                 catch (Exception ex)
                 {
-                    _logger.Error(ex, "Error running housekeeping task: " + housekeeper.GetType().Name);
+                    _logger.Error(ex, "Error running housekeeping task: {0}", housekeeper.GetType().Name);
                 }
             }
 

src/NzbDrone.Core/IndexerSearch/NzbSearchService.cs

@@ -90,7 +90,7 @@ namespace NzbDrone.Core.IndexerSearch
                     }
                     catch (Exception e)
                     {
-                        _logger.Error(e, "Error while searching for " + criteriaBase);
+                        _logger.Error(e, "Error while searching for {0}", criteriaBase);
                     }
                 }).LogExceptions());
             }

src/NzbDrone.Core/Indexers/HttpIndexerBase.cs

@@ -244,11 +244,11 @@ namespace NzbDrone.Core.Indexers
                 var message = string.Format("{0} - {1}", ex.Message, url);
                 _logger.Warn(ex, message);
             }
-            catch (Exception feedEx)
+            catch (Exception ex)
             {
                 _indexerStatusService.RecordFailure(Definition.Id);
-                feedEx.Data.Add("FeedUrl", url);
-                _logger.Error(feedEx, "An error occurred while processing feed. " + url);
+                ex.Data.Add("FeedUrl", url);
+                _logger.Error(ex, "An error occurred while processing feed. {0}", url);
             }
 
             return CleanupReleases(releases);

src/NzbDrone.Core/Indexers/RssParser.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.IO;
@@ -66,7 +66,7 @@ namespace NzbDrone.Core.Indexers
                 catch (Exception itemEx)
                 {
                     itemEx.Data.Add("Item", item.Title());
-                    _logger.Error(itemEx, "An error occurred while processing feed item from " + indexerResponse.Request.Url);
+                    _logger.Error(itemEx, "An error occurred while processing feed item from {0}", indexerResponse.Request.Url);
                 }
             }
 

src/NzbDrone.Core/MediaCover/MediaCoverService.cs

@@ -130,7 +130,7 @@ namespace NzbDrone.Core.MediaCover
                 }
                 catch (Exception e)
                 {
-                    _logger.Error(e, "Couldn't download media cover for " + movie);
+                    _logger.Error(e, "Couldn't download media cover for {0}", movie);
                 }
 
                 EnsureResizedCovers(movie, cover, !alreadyExists);

src/NzbDrone.Core/MediaFiles/MovieFileMovingService.cs

@@ -224,7 +224,7 @@ namespace NzbDrone.Core.MediaFiles
             }
             catch (IOException ex)
             {
-                _logger.Error(ex, "Unable to create directory: " + directoryName);
+                _logger.Error(ex, "Unable to create directory: {0}", directoryName);
             }
 
             _mediaFileAttributeService.SetFolderPermissions(directoryName);

src/NzbDrone.Core/MediaFiles/MovieImport/ImportDecisionMaker.cs

@@ -169,7 +169,7 @@ namespace NzbDrone.Core.MediaFiles.MovieImport
             }
             catch (Exception e)
             {
-                _logger.Error(e, "Couldn't import file. " + file);
+                _logger.Error(e, "Couldn't import file. {0}", file);
 
                 var localMovie = new LocalMovie { Path = file };
                 decision = new ImportDecision(localMovie, new Rejection("Unexpected error processing file"));
@@ -210,7 +210,7 @@ namespace NzbDrone.Core.MediaFiles.MovieImport
             {
                 //e.Data.Add("report", remoteEpisode.Report.ToJson());
                 //e.Data.Add("parsed", remoteEpisode.ParsedEpisodeInfo.ToJson());
-                _logger.Error(e, "Couldn't evaluate decision on " + localMovie.Path);
+                _logger.Error(e, "Couldn't evaluate decision on {0}", localMovie.Path);
                 return new Rejection(string.Format("{0}: {1}", spec.GetType().Name, e.Message));
             }
 

src/NzbDrone.Core/MediaFiles/MovieImport/Specifications/FreeSpaceSpecification.cs

@@ -55,11 +55,11 @@ namespace NzbDrone.Core.MediaFiles.MovieImport.Specifications
             }
             catch (DirectoryNotFoundException ex)
             {
-                _logger.Error("Unable to check free disk space while importing. " + ex.Message);
+                _logger.Error(ex, "Unable to check free disk space while importing.");
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to check free disk space while importing: " + localMovie.Path);
+                _logger.Error(ex, "Unable to check free disk space while importing: {0}", localMovie.Path);
             }
 
             return Decision.Accept();

src/NzbDrone.Core/MediaFiles/RenameMovieFileService.cs

@@ -126,7 +126,7 @@ namespace NzbDrone.Core.MediaFiles
                 }
                 catch (Exception ex)
                 {
-                    _logger.Error(ex, "Failed to rename file: " + oldMovieFilePath);
+                    _logger.Error(ex, "Failed to rename file: {0}", oldMovieFilePath);
                 }
             }
 

src/NzbDrone.Core/Messaging/Commands/CommandExecutor.cs

@@ -44,18 +44,18 @@ namespace NzbDrone.Core.Messaging.Commands
                     }
                     catch (Exception ex)
                     {
-                        _logger.Error(ex, "Error occurred while executing task " + command.Name);
+                        _logger.Error(ex, "Error occurred while executing task {0}", command.Name);
                     }
                 }
             }
             catch (ThreadAbortException ex)
             {
-                _logger.Error(ex, "Thread aborted: " + ex.Message);
+                _logger.Error(ex, "Thread aborted");
                 Thread.ResetAbort();
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unknown error in thread: " + ex.Message);
+                _logger.Error(ex, "Unknown error in thread");
             }
         }
 

src/NzbDrone.Core/Movies/RefreshMovieService.cs

@@ -180,7 +180,7 @@ namespace NzbDrone.Core.Movies
                         }
                         catch (Exception e)
                         {
-                            _logger.Error(e, "Couldn't refresh info for {0}".Inject(movie));
+                            _logger.Error(e, "Couldn't refresh info for {0}", movie);
                         }
                     }
 
@@ -194,7 +194,7 @@ namespace NzbDrone.Core.Movies
                         }
                         catch (Exception e)
                         {
-                            _logger.Error(e, "Couldn't rescan movie {0}".Inject(movie));
+                            _logger.Error(e, "Couldn't rescan movie {0}", movie);
                         }
                     }
                 }

src/NzbDrone.Core/NetImport/HttpNetImportBase.cs

@@ -102,7 +102,7 @@ namespace NzbDrone.Core.NetImport
             {
                 anyFailure = true;
                 feedEx.Data.Add("FeedUrl", url);
-                _logger.Error(feedEx, "An error occurred while processing feed. " + url);
+                _logger.Error(feedEx, "An error occurred while processing feed. {0}", url);
             }
 
             return new NetImportFetchResult {Movies = movies, AnyFailure = anyFailure};

src/NzbDrone.Core/NetImport/RSSImport/RSSImportParser.cs

@@ -54,7 +54,7 @@ namespace NzbDrone.Core.NetImport.RSSImport
                 catch (Exception itemEx)
                 {
                     //itemEx.Data.Add("Item", item.Title());
-                    _logger.Error(itemEx, "An error occurred while processing feed item from " + importResponse.Request.Url);
+                    _logger.Error(itemEx, "An error occurred while processing feed item from {0}", importResponse.Request.Url);
                 }
             }
 

src/NzbDrone.Core/Notifications/Boxcar/BoxcarProxy.cs

@@ -52,16 +52,16 @@ namespace NzbDrone.Core.Notifications.Boxcar
             {
                 if (ex.Response.StatusCode == HttpStatusCode.Unauthorized)
                 {
-                    _logger.Error(ex, "Access Token is invalid: " + ex.Message);
+                    _logger.Error(ex, "Access Token is invalid: {0}", ex.Message);
                     return new ValidationFailure("Token", "Access Token is invalid");
                 }
 
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("Token", "Unable to send test message");
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("", "Unable to send test message");
             }
         }
@@ -84,7 +84,7 @@ namespace NzbDrone.Core.Notifications.Boxcar
             {
                 if (ex.Response.StatusCode == HttpStatusCode.Unauthorized)
                 {
-                    _logger.Error(ex, "Access Token is invalid: " + ex.Message);
+                    _logger.Error(ex, "Access Token is invalid: {0}", ex.Message);
                     throw;
                 }
 

src/NzbDrone.Core/Notifications/Email/EmailService.cs

@@ -68,7 +68,7 @@ namespace NzbDrone.Core.Notifications.Email
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test email: " + ex.Message);
+                _logger.Error(ex, "Unable to send test email: {0}", ex.Message);
                 return new ValidationFailure("Server", "Unable to send test email");
             }
 

src/NzbDrone.Core/Notifications/Growl/GrowlService.cs

@@ -151,7 +151,7 @@ namespace NzbDrone.Core.Notifications.Growl
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("Host", "Unable to send test message");
             }
 

src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowserService.cs

@@ -53,7 +53,7 @@ namespace NzbDrone.Core.Notifications.MediaBrowser
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("Host", "Unable to send test message: " + ex.Message);
             }
 

src/NzbDrone.Core/Notifications/NotificationService.cs

@@ -87,7 +87,7 @@ namespace NzbDrone.Core.Notifications
 
                 catch (Exception ex)
                 {
-                    _logger.Error(ex, "Unable to send OnGrab notification to: " + notification.Definition.Name);
+                    _logger.Error(ex, "Unable to send OnGrab notification to: {0}", notification.Definition.Name);
                 }
             }
         }

src/NzbDrone.Core/Notifications/NotifyMyAndroid/NotifyMyAndroidProxy.cs

@@ -75,7 +75,7 @@ namespace NzbDrone.Core.Notifications.NotifyMyAndroid
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("ApiKey", "Unable to send test message");
             }
 

src/NzbDrone.Core/Notifications/Plex/PlexClientService.cs

@@ -63,7 +63,7 @@ namespace NzbDrone.Core.Notifications.Plex
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("Host", "Unable to send test message");
             }
 

src/NzbDrone.Core/Notifications/Plex/PlexServerService.cs

@@ -175,12 +175,12 @@ namespace NzbDrone.Core.Notifications.Plex
             }
             catch(PlexAuthenticationException ex)
             {
-                _logger.Error(ex, "Unable to connect to Plex Server: " + ex.Message);
+                _logger.Error(ex, "Unable to connect to Plex Server: {0}", ex.Message);
                 return new ValidationFailure("Username", "Incorrect username or password");
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to connect to Plex Server: " + ex.Message);
+                _logger.Error(ex, "Unable to connect to Plex Server: {0}", ex.Message);
                 return new ValidationFailure("Host", "Unable to connect to Plex Server");
             }
 

src/NzbDrone.Core/Notifications/Prowl/ProwlService.cs

@@ -94,7 +94,7 @@ namespace NzbDrone.Core.Notifications.Prowl
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("ApiKey", "Unable to send test message");
             }
 

src/NzbDrone.Core/Notifications/PushBullet/PushBulletProxy.cs

@@ -42,7 +42,7 @@ namespace NzbDrone.Core.Notifications.PushBullet
                     }
                     catch (PushBulletException ex)
                     {
-                        _logger.Error(ex, "Unable to send test message to: " + channelTag);
+                        _logger.Error(ex, "Unable to send test message to: {0}", channelTag);
                         error = true;
                     }
                 }
@@ -61,7 +61,7 @@ namespace NzbDrone.Core.Notifications.PushBullet
                         }
                         catch (PushBulletException ex)
                         {
-                            _logger.Error(ex, "Unable to send test message to: " + deviceId);
+                            _logger.Error(ex, "Unable to send test message to: {0}", deviceId);
                             error = true;
                         }
                     }
@@ -101,16 +101,16 @@ namespace NzbDrone.Core.Notifications.PushBullet
             {
                 if (ex.Response.StatusCode == HttpStatusCode.Unauthorized)
                 {
-                    _logger.Error(ex, "API Key is invalid: " + ex.Message);
+                    _logger.Error(ex, "API Key is invalid: {0}", ex.Message);
                     return new ValidationFailure("ApiKey", "API Key is invalid");
                 }
 
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("ApiKey", "Unable to send test message");
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("", "Unable to send test message");
             }
 
@@ -165,7 +165,7 @@ namespace NzbDrone.Core.Notifications.PushBullet
             {
                 if (ex.Response.StatusCode == HttpStatusCode.Unauthorized)
                 {
-                    _logger.Error(ex, "API Key is invalid: " + ex.Message);
+                    _logger.Error(ex, "API Key is invalid: {0}", ex.Message);
                     throw;
                 }
 

src/NzbDrone.Core/Notifications/Pushalot/PushalotProxy.cs

@@ -73,30 +73,30 @@ namespace NzbDrone.Core.Notifications.Pushalot
             {
                 if (ex.Response.StatusCode == HttpStatusCode.Unauthorized)
                 {
-                    _logger.Error(ex, "Authentication Token is invalid: " + ex.Message);
+                    _logger.Error(ex, "Authentication Token is invalid: {0}", ex.Message);
                     return new ValidationFailure("AuthToken", "Authentication Token is invalid");
                 }
 
                 if (ex.Response.StatusCode == HttpStatusCode.NotAcceptable)
                 {
-                    _logger.Error(ex, "Message limit reached: " + ex.Message);
+                    _logger.Error(ex, "Message limit reached: {0}", ex.Message);
                     return new ValidationFailure("AuthToken", "Message limit reached");
                 }
 
                 if (ex.Response.StatusCode == HttpStatusCode.Gone)
                 {
-                    _logger.Error(ex, "Authorization Token is no longer valid: " + ex.Message);
+                    _logger.Error(ex, "Authorization Token is no longer valid: {0}", ex.Message);
                     return new ValidationFailure("AuthToken", "Authorization Token is no longer valid, please use a new one.");
                 }
 
                 var response = Json.Deserialize<PushalotResponse>(ex.Response.Content);
 
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("AuthToken", response.Description);
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("", "Unable to send test message");
             }
 

src/NzbDrone.Core/Notifications/Pushover/PushoverService.cs

@@ -59,7 +59,7 @@ namespace NzbDrone.Core.Notifications.Pushover
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("ApiKey", "Unable to send test message");
             }
 

src/NzbDrone.Core/Notifications/Telegram/TelegramService.cs

@@ -51,7 +51,7 @@ namespace NzbDrone.Core.Notifications.Telegram
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
 
                 var restException = ex as RestException;
 

src/NzbDrone.Core/Notifications/Twitter/TwitterService.cs

@@ -131,7 +131,7 @@ namespace NzbDrone.Core.Notifications.Twitter
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("Host", "Unable to send test message");
             }
             return null;

src/NzbDrone.Core/Notifications/Xbmc/XbmcService.cs

@@ -63,7 +63,7 @@ namespace NzbDrone.Core.Notifications.Xbmc
             {
                 var response = _proxy.GetJsonVersion(settings);
 
-                _logger.Debug("Getting version from response: " + response);
+                _logger.Debug("Getting version from response: {0}", response);
                 var result = Json.Deserialize<XbmcJsonResult<JObject>>(response);
 
                 var versionObject = result.Result.Property("version");
@@ -115,7 +115,7 @@ namespace NzbDrone.Core.Notifications.Xbmc
             }
             catch (Exception ex)
             {
-                _logger.Error(ex, "Unable to send test message: " + ex.Message);
+                _logger.Error(ex, "Unable to send test message: {0}", ex.Message);
                 return new ValidationFailure("Host", "Unable to send test message");
             }
 

src/NzbDrone.Core/Parser/Parser.cs

@@ -253,7 +253,7 @@ namespace NzbDrone.Core.Parser
             catch (Exception e)
             {
                 if (!title.ToLower().Contains("password") && !title.ToLower().Contains("yenc"))
-                    Logger.Error(e, "An error has occurred while trying to parse " + title);
+                    Logger.Error(e, "An error has occurred while trying to parse {0}", title);
             }
 
             Logger.Debug("Unable to parse {0}", title);

src/NzbDrone.Host/Bootstrap.cs

@@ -4,9 +4,11 @@ using System.Threading;
 using NLog;
 using NzbDrone.Common.Composition;
 using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Common.Exceptions;
 using NzbDrone.Common.Instrumentation;
 using NzbDrone.Common.Processes;
 using NzbDrone.Common.Security;
+using NzbDrone.Core.Configuration;
 using NzbDrone.Core.Instrumentation;
 
 namespace Radarr.Host
@@ -49,6 +51,10 @@ namespace Radarr.Host
                     SpinToExit(appMode);
                 }
             }
+            catch (InvalidConfigFileException ex)
+            {
+                throw new RadarrStartupException(ex);
+            }
             catch (TerminateApplicationException e)
             {
                 Logger.Info(e.Message);

src/NzbDrone.Host/BrowserService.cs

@@ -43,7 +43,7 @@ namespace Radarr.Host
             }
             catch (Exception e)
             {
-                _logger.Error(e, "Couldn't open default browser to " + url);
+                _logger.Error(e, "Couldn't open default browser to {0}", url);
             }
         }
     }