Sure. Errors from the table are.
Error 1
Request Failed. POST /api/release: Syntax Error after ‘<!’ characters. http://www.newzbin.com/DTD/nzb/nzb-1.1.dtd Line 1, position 3.
New Error it seems now
/usr/pbi/sonarr-amd64/share/sonarr/Microsoft.AspNet.SignalR.Core.dll Warning : 0 : SignalR exception thrown by Task: System.AggregateException: One or more errors occurred ---> System.ObjectDisposedException: The object was used after being disposed.
at Microsoft.Owin.Host.HttpListener.RequestProcessing.OwinHttpListenerResponse.ResponseBodyStarted () [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.OwinHttpListenerResponse.OnResponseBodyStarted (System.Object state) [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.ExceptionFilterStream+OneTimeCallback.TryInvoke () [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.ExceptionFilterStream.FirstWrite () [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.ExceptionFilterStream.Write (System.Byte[] buffer, Int32 offset, Int32 count) [0x00000] in <filename unknown>:0
--- End of inner exception stack trace ---
--> (Inner exception 0) System.ObjectDisposedException: The object was used after being disposed.
at Microsoft.Owin.Host.HttpListener.RequestProcessing.OwinHttpListenerResponse.ResponseBodyStarted () [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.OwinHttpListenerResponse.OnResponseBodyStarted (System.Object state) [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.ExceptionFilterStream+OneTimeCallback.TryInvoke () [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.ExceptionFilterStream.FirstWrite () [0x00000] in <filename unknown>:0
at Microsoft.Owin.Host.HttpListener.RequestProcessing.ExceptionFilterStream.Write (System.Byte[] buffer, Int32 offset, Int32 count) [0x00000] in <filename unknown>:0
Hope this helps. I have added a bunch of indexers to Sonarr and also a bunch more downloaders to Sabnzbd but still the issue occurs.