Found where we potentially are setting a new poster path, looks like the entity was being modified and being set as Tracked by entity framework, so the next time we called SaveChangesAsync() it would save the new posterpath on the entity.

src/Ombi.Core/Engine/MovieRequestEngine.cs

@@ -144,7 +144,11 @@ namespace Ombi.Core.Engine
         public async Task<IEnumerable<MovieRequests>> SearchMovieRequest(string search)
         {
             var allRequests = await MovieRepository.GetWithUser().ToListAsync();
-            var results = allRequests.Where(x => x.Title.Contains(search, CompareOptions.IgnoreCase));
+            var results = allRequests.Where(x => x.Title.Contains(search, CompareOptions.IgnoreCase)).ToList();
+            results.ForEach(x =>
+            {
+                x.PosterPath = PosterPathHelper.FixPosterPath(x.PosterPath);
+            });
             return results;
         }
         
@@ -175,11 +179,6 @@ namespace Ombi.Core.Engine
             };
         }
 
-        /// <summary>
-        /// This is the method that is triggered by pressing Approve on the requests page
-        /// </summary>
-        /// <param name="request"></param>
-        /// <returns></returns>
         public async Task<RequestEngineResult> ApproveMovie(MovieRequests request)
         {
             if (request == null)
@@ -242,7 +241,7 @@ namespace Ombi.Core.Engine
             results.IssueId = request.IssueId;
             results.Issues = request.Issues;
             results.Overview = request.Overview;
-            results.PosterPath = request.PosterPath;
+            results.PosterPath = PosterPathHelper.FixPosterPath(request.PosterPath);
             results.QualityOverride = request.QualityOverride;
             results.RootPathOverride = request.RootPathOverride;
 

src/Ombi.Notifications/Agents/EmailNotification.cs

@@ -95,7 +95,7 @@ namespace Ombi.Notifications.Agents
             {
                 user = MovieRequest.RequestedUser.UserAlias;
                 title = MovieRequest.Title;
-                img = MovieRequest.PosterPath;
+                img = $"https://image.tmdb.org/t/p/w300/{MovieRequest.PosterPath}";
             }
             else
             {

src/Ombi.Notifications/GenericEmailProvider.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Threading.Tasks;
+using EnsureThat;
 using MailKit.Net.Smtp;
+using Microsoft.Extensions.Logging;
 using MimeKit;
 using Ombi.Core.Settings;
 using Ombi.Notifications.Models;
@@ -12,11 +14,13 @@ namespace Ombi.Notifications
 {
     public class GenericEmailProvider : IEmailProvider
     {
-        public GenericEmailProvider(ISettingsService<CustomizationSettings> s)
+        public GenericEmailProvider(ISettingsService<CustomizationSettings> s, ILogger<GenericEmailProvider> log)
         {
             CustomizationSettings = s;
+            _log = log;
         }
         private ISettingsService<CustomizationSettings> CustomizationSettings { get; }
+        private readonly ILogger<GenericEmailProvider> _log;
 
         /// <summary>
         /// This will load up the Email template and generate the HTML
@@ -95,6 +99,11 @@ namespace Ombi.Notifications
         {
             try
             {
+                EnsureArg.IsNotNullOrEmpty(settings.SenderAddress);
+                EnsureArg.IsNotNullOrEmpty(model.To);
+                EnsureArg.IsNotNullOrEmpty(model.Message);
+                EnsureArg.IsNotNullOrEmpty(settings.Host);
+
                 var body = new BodyBuilder
                 {
                     HtmlBody = model.Message,
@@ -141,8 +150,8 @@ namespace Ombi.Notifications
             }
             catch (Exception e)
             {
-                //Log.Error(e);
+                _log.LogError(e, "Exception when attempting to send email");
-                throw new InvalidOperationException(e.Message);
+                throw;
             }
         }
     }

src/Ombi.Notifications/Interfaces/BaseNotification.cs

@@ -105,7 +105,6 @@ namespace Ombi.Notifications.Interfaces
             if (type == RequestType.Movie)
             {
                 MovieRequest = await MovieRepository.GetWithUser().FirstOrDefaultAsync(x => x.Id == requestId);
-                MovieRequest.PosterPath = $"https://image.tmdb.org/t/p/w300/{MovieRequest.PosterPath}";
             }
             else
             {

src/Ombi.Notifications/NotificationMessageCurlys.cs

@@ -21,7 +21,8 @@ namespace Ombi.Notifications
             Type = req.RequestType.ToString();
             Overview = req.Overview;
             Year = req.ReleaseDate.Year.ToString();
-            PosterImage = req.PosterPath;
+            PosterImage = req.RequestType == RequestType.Movie ?
+                $"https://image.tmdb.org/t/p/w300/{req.PosterPath}" : req.PosterPath;
         }
 
         public void Setup(ChildRequests req, CustomizationSettings s)
@@ -36,7 +37,8 @@ namespace Ombi.Notifications
             Type = req.RequestType.ToString();
             Overview = req.ParentRequest.Overview;
             Year = req.ParentRequest.ReleaseDate.Year.ToString();
-            PosterImage = req.ParentRequest.PosterPath;
+            PosterImage = req.RequestType == RequestType.Movie ?
+                $"https://image.tmdb.org/t/p/w300/{req.ParentRequest.PosterPath}" : req.ParentRequest.PosterPath;
             // DO Episode and Season Lists
         }
 

src/Ombi.Notifications/Ombi.Notifications.csproj

@@ -9,6 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Ensure.That" Version="7.0.0-pre32" />
     <PackageReference Include="MailKit" Version="1.18.1.1" />
   </ItemGroup>
 

src/Ombi.Schedule/Jobs/Plex/PlexEpisodeCacher.cs

@@ -120,7 +120,7 @@ namespace Ombi.Schedule.Jobs.Plex
         private async Task ProcessEpsiodes(PlexContainer episodes, IQueryable<PlexEpisode> currentEpisodes)
         {
             var ep = new HashSet<PlexEpisode>();
-            foreach (var episode in episodes.MediaContainer.Metadata)
+            foreach (var episode in episodes?.MediaContainer?.Metadata ?? new Metadata[]{})
             {
                 // I don't think we need to get the metadata, we only need to get the metadata if we need the provider id (TheTvDbid). Why do we need it for episodes?
                 // We have the parent and grandparent rating keys to link up to the season and series

src/Ombi.Tests/PosterPathHelperTests.cs

@@ -0,0 +1,26 @@
+using System.Collections.Generic;
+using NUnit.Framework;
+using Ombi.Helpers;
+
+namespace Ombi.Tests
+{
+    [TestFixture]
+    public class PosterPathHelperTests
+    {
+
+        [TestCaseSource(nameof(TestData))]
+        public string PostPathTest(string posterPath)
+        {
+            return PosterPathHelper.FixPosterPath(posterPath);
+        }
+
+        private static IEnumerable<TestCaseData> TestData
+        {
+            get
+            {
+                yield return new TestCaseData("https://image.tmdb.org/t/p/w150/fJAvGOitU8y53ByeHnM4avtKFaG.jpg").Returns("fJAvGOitU8y53ByeHnM4avtKFaG.jpg").SetName("Full tmdb poster path returns last part");
+                yield return new TestCaseData("https://image.tmdb.org/t/p/w300/https://image.tmdb.org/t/p/w300//fJAvGOitU8y53ByeHnM4avtKFaG.jpg").Returns("fJAvGOitU8y53ByeHnM4avtKFaG.jpg").SetName("Double tmdb poster path returns last part");
+            }
+        }
+    }
+}