Benign session manager errors when recording live TV.

[vdrover 62]

Each time I record something, I get the three erros shown below. Doesn't seem to affect recording, but clogs up my logs. Any thoughts on whats up?

I'm running Emby:latest via docker. 

2026-03-20 01:00:11.948 Error SessionManager: Error sending message: RecordingStarted
	*** Error Report ***
	Version: 4.9.3.0
	Command line: /app/emby/system/EmbyServer.dll -programdata /config -ffdetect /app/emby/bin/ffdetect -ffmpeg /app/emby/bin/ffmpeg -ffprobe /app/emby/bin/ffprobe -restartexitcode 3
	Operating system: Linux version 6.17.0-19-generic (buildd@lcy02-amd64-019) (x86_64-linux-gnu-gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04.1) 13.3.0, GNU ld (GNU Binutils for Ub
	OS/Process: x64/x64
	Framework: .NET 8.0.22
	Runtime: app/emby/system/System.Private.CoreLib.dll
	Processor count: 16
	Data path: /config
	Application path: /app/emby/system
	MediaBrowser.Model.Net.HttpException: MediaBrowser.Model.Net.HttpException: NotFound
	   at Emby.Server.Implementations.HttpClientManager.CoreHttpClientManager.SendAsyncInternal(HttpRequestOptions options, String httpMethod)
	   at Emby.Server.Implementations.HttpClientManager.CoreHttpClientManager.SendAsync(HttpRequestOptions options, String httpMethod)
	   at Emby.Server.Implementations.Session.FirebaseSessionController.SendMessage[T](String name, String messageId, T data, CancellationToken cancellationToken)
	   at Emby.Server.Implementations.Session.FirebaseSessionController.SendMessage[T](String name, String messageId, T data, CancellationToken cancellationToken)
	   at Emby.Server.Implementations.Session.SessionManager.SendMessageToSession[T](SessionInfo session, Boolean requireUserInterface, String name, T data, CancellationToken cancellationToken)
	Source: Emby.Server.Implementations
	TargetSite: Void MoveNext()
	
2026-03-20 01:00:11.948 Error SessionManager: Error sending message: RecordingStarted
	*** Error Report ***
	Version: 4.9.3.0
	Command line: /app/emby/system/EmbyServer.dll -programdata /config -ffdetect /app/emby/bin/ffdetect -ffmpeg /app/emby/bin/ffmpeg -ffprobe /app/emby/bin/ffprobe -restartexitcode 3
	Operating system: Linux version 6.17.0-19-generic (buildd@lcy02-amd64-019) (x86_64-linux-gnu-gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04.1) 13.3.0, GNU ld (GNU Binutils for Ub
	OS/Process: x64/x64
	Framework: .NET 8.0.22
	Runtime: app/emby/system/System.Private.CoreLib.dll
	Processor count: 16
	Data path: /config
	Application path: /app/emby/system
	MediaBrowser.Model.Net.HttpException: MediaBrowser.Model.Net.HttpException: NotFound
	   at Emby.Server.Implementations.HttpClientManager.CoreHttpClientManager.SendAsyncInternal(HttpRequestOptions options, String httpMethod)
	   at Emby.Server.Implementations.HttpClientManager.CoreHttpClientManager.SendAsync(HttpRequestOptions options, String httpMethod)
	   at Emby.Server.Implementations.Session.FirebaseSessionController.SendMessage[T](String name, String messageId, T data, CancellationToken cancellationToken)
	   at Emby.Server.Implementations.Session.FirebaseSessionController.SendMessage[T](String name, String messageId, T data, CancellationToken cancellationToken)
	   at Emby.Server.Implementations.Session.SessionManager.SendMessageToSession[T](SessionInfo session, Boolean requireUserInterface, String name, T data, CancellationToken cancellationToken)
	   at Emby.Server.Implementations.Session.SessionManager.<>c__DisplayClass138_1`1.<<SendMessageToUserSessions>b__2>d.MoveNext()
	Source: Emby.Server.Implementations
	TargetSite: Void MoveNext()
	
2026-03-20 01:00:11.958 Error SessionManager: Error sending message: RecordingStarted
	*** Error Report ***
	Version: 4.9.3.0
	Command line: /app/emby/system/EmbyServer.dll -programdata /config -ffdetect /app/emby/bin/ffdetect -ffmpeg /app/emby/bin/ffmpeg -ffprobe /app/emby/bin/ffprobe -restartexitcode 3
	Operating system: Linux version 6.17.0-19-generic (buildd@lcy02-amd64-019) (x86_64-linux-gnu-gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04.1) 13.3.0, GNU ld (GNU Binutils for Ub
	OS/Process: x64/x64
	Framework: .NET 8.0.22
	Runtime: app/emby/system/System.Private.CoreLib.dll
	Processor count: 16
	Data path: /config
	Application path: /app/emby/system
	MediaBrowser.Model.Net.HttpException: MediaBrowser.Model.Net.HttpException: BadRequest
	   at Emby.Server.Implementations.HttpClientManager.CoreHttpClientManager.SendAsyncInternal(HttpRequestOptions options, String httpMethod)
	   at Emby.Server.Implementations.HttpClientManager.CoreHttpClientManager.SendAsync(HttpRequestOptions options, String httpMethod)
	   at Emby.Server.Implementations.Session.FirebaseSessionController.SendMessage[T](String name, String messageId, T data, CancellationToken cancellationToken)
	   at Emby.Server.Implementations.Session.FirebaseSessionController.SendMessage[T](String name, String messageId, T data, CancellationToken cancellationToken)
	   at Emby.Server.Implementations.Session.SessionManager.SendMessageToSession[T](SessionInfo session, Boolean requireUserInterface, String name, T data, CancellationToken cancellationToken)
	Source: Emby.Server.Implementations
	TargetSite: Void MoveNext()