Fixed: Don't blacklist nzbs due to disk space issues

src/NzbDrone.Core/Download/FailedDownloadService.cs

@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Linq;
 using NLog;
 using NzbDrone.Common;
@@ -118,6 +119,14 @@ namespace NzbDrone.Core.Download
                     continue;
                 }
 
+                //TODO: Make this more configurable (ignore failure reasons) to support changes and other failures that should be ignored
+                if (failedLocal.Message.Equals("Unpacking failed, write error or disk is full?",
+                    StringComparison.InvariantCultureIgnoreCase))
+                {
+                    _logger.Debug("Failed due to lack of disk space, do not blacklist");
+                    continue;
+                }
+
                 if (failedHistory.Any(h => failedLocal.Id.Equals(h.Data.GetValueOrDefault(DOWNLOAD_CLIENT_ID))))
                 {
                     _logger.Debug("Already added to history as failed");