Emby Error while playing

[weyon668 8]

Hello,

when I start playing a H264 video file on my Emby Server (Debian 13, native, Intel UHD Graphics, 16 GB RAM) I get these 3 errors. Any idea? Thank you.

 

2026-02-01 20:55:29.937 Error SessionManager: Error sending message
    *** Error Report ***
    Version: 4.9.1.90
    Command line: /opt/emby-server/system/EmbyServer.dll -programdata /var/lib/emby -ffdetect /opt/emby-server/bin/ffdetect -ffmpeg /opt/emby-server/bin/ffmpeg -ffprobe /opt/emby-server/bin/ffprobe -restartexitcode 3 -updatepackage emby-server-deb_{version}_amd64.deb
    Operating system: Linux version 6.12.63+deb13-amd64 (debian-kernel@lists.debian.org) (x86_64-linux-gnu-gcc-14 (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian
    OS/Process: x64/x64
    Framework: .NET 8.0.11
    Runtime: opt/emby-server/system/System.Private.CoreLib.dll
    Processor count: 8
    Data path: /var/lib/emby
    Application path: /opt/emby-server/system
    System.ObjectDisposedException: System.ObjectDisposedException: Cannot access a disposed object.
    Object name: 'System.Security.Cryptography.RSAOpenSsl'.
       at System.Security.Cryptography.RSAOpenSsl.GetKey()
       at System.Security.Cryptography.RSAOpenSsl.TrySignHash(ReadOnlySpan`1 hash, Span`1 destination, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding, Boolean allocateSignature, Int32& bytesWritten, Byte[]& signature)
       at System.Security.Cryptography.RSAOpenSsl.SignHash(Byte[] hash, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
       at Microsoft.IdentityModel.Tokens.AsymmetricAdapter.SignRsa(Byte[] bytes)
       at Microsoft.IdentityModel.Tokens.AsymmetricAdapter.Sign(Byte[] bytes)
       at Microsoft.IdentityModel.Tokens.AsymmetricSignatureProvider.Sign(Byte[] input)
       at Microsoft.IdentityModel.JsonWebTokens.JwtTokenUtilities.CreateEncodedSignature(String input, SigningCredentials signingCredentials)
       at System.IdentityModel.Tokens.Jwt.JwtSecurityTokenHandler.WriteToken(SecurityToken token)
       at Emby.Server.Implementations.Session.FirebaseSessionController.GenerateJwtToken(Dictionary`2 unicodeEnc)
       at Emby.Server.Implementations.Session.FirebaseSessionController.RequestAccessToken(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: System.Private.CoreLib
    TargetSite: Void ThrowObjectDisposedException(System.Object)
    
2026-02-01 20:55:29.938 Error SessionManager: Error sending message
    *** Error Report ***
    Version: 4.9.1.90
    Command line: /opt/emby-server/system/EmbyServer.dll -programdata /var/lib/emby -ffdetect /opt/emby-server/bin/ffdetect -ffmpeg /opt/emby-server/bin/ffmpeg -ffprobe /opt/emby-server/bin/ffprobe -restartexitcode 3 -updatepackage emby-server-deb_{version}_amd64.deb
    Operating system: Linux version 6.12.63+deb13-amd64 (debian-kernel@lists.debian.org) (x86_64-linux-gnu-gcc-14 (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian
    OS/Process: x64/x64
    Framework: .NET 8.0.11
    Runtime: opt/emby-server/system/System.Private.CoreLib.dll
    Processor count: 8
    Data path: /var/lib/emby
    Application path: /opt/emby-server/system
    System.ObjectDisposedException: System.ObjectDisposedException: Cannot access a disposed object.
    Object name: 'System.Security.Cryptography.RSAOpenSsl'.
       at System.Security.Cryptography.RSAOpenSsl.GetKey()
       at System.Security.Cryptography.RSAOpenSsl.TrySignHash(ReadOnlySpan`1 hash, Span`1 destination, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding, Boolean allocateSignature, Int32& bytesWritten, Byte[]& signature)
       at System.Security.Cryptography.RSAOpenSsl.SignHash(Byte[] hash, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
       at Microsoft.IdentityModel.Tokens.AsymmetricAdapter.SignRsa(Byte[] bytes)
       at Microsoft.IdentityModel.Tokens.AsymmetricAdapter.Sign(Byte[] bytes)
       at Microsoft.IdentityModel.Tokens.AsymmetricSignatureProvider.Sign(Byte[] input)
       at Microsoft.IdentityModel.JsonWebTokens.JwtTokenUtilities.CreateEncodedSignature(String input, SigningCredentials signingCredentials)
       at System.IdentityModel.Tokens.Jwt.JwtSecurityTokenHandler.WriteToken(SecurityToken token)
       at Emby.Server.Implementations.Session.FirebaseSessionController.GenerateJwtToken(Dictionary`2 unicodeEnc)
       at Emby.Server.Implementations.Session.FirebaseSessionController.RequestAccessToken(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: System.Private.CoreLib
    TargetSite: Void ThrowObjectDisposedException(System.Object)
    
2026-02-01 20:55:29.942 Error SessionManager: Error sending message
    *** Error Report ***
    Version: 4.9.1.90
    Command line: /opt/emby-server/system/EmbyServer.dll -programdata /var/lib/emby -ffdetect /opt/emby-server/bin/ffdetect -ffmpeg /opt/emby-server/bin/ffmpeg -ffprobe /opt/emby-server/bin/ffprobe -restartexitcode 3 -updatepackage emby-server-deb_{version}_amd64.deb
    Operating system: Linux version 6.12.63+deb13-amd64 (debian-kernel@lists.debian.org) (x86_64-linux-gnu-gcc-14 (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian
    OS/Process: x64/x64
    Framework: .NET 8.0.11
    Runtime: opt/emby-server/system/System.Private.CoreLib.dll
    Processor count: 8
    Data path: /var/lib/emby
    Application path: /opt/emby-server/system
    System.ObjectDisposedException: System.ObjectDisposedException: Cannot access a disposed object.
    Object name: 'System.Security.Cryptography.RSAOpenSsl'.
       at System.Security.Cryptography.RSAOpenSsl.GetKey()
       at System.Security.Cryptography.RSAOpenSsl.TrySignHash(ReadOnlySpan`1 hash, Span`1 destination, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding, Boolean allocateSignature, Int32& bytesWritten, Byte[]& signature)
       at System.Security.Cryptography.RSAOpenSsl.SignHash(Byte[] hash, HashAlgorithmName hashAlgorithm, RSASignaturePadding padding)
       at Microsoft.IdentityModel.Tokens.AsymmetricAdapter.SignRsa(Byte[] bytes)
       at Microsoft.IdentityModel.Tokens.AsymmetricAdapter.Sign(Byte[] bytes)
       at Microsoft.IdentityModel.Tokens.AsymmetricSignatureProvider.Sign(Byte[] input)
       at Microsoft.IdentityModel.JsonWebTokens.JwtTokenUtilities.CreateEncodedSignature(String input, SigningCredentials signingCredentials)
       at System.IdentityModel.Tokens.Jwt.JwtSecurityTokenHandler.WriteToken(SecurityToken token)
       at Emby.Server.Implementations.Session.FirebaseSessionController.GenerateJwtToken(Dictionary`2 unicodeEnc)
       at Emby.Server.Implementations.Session.FirebaseSessionController.RequestAccessToken(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: System.Private.CoreLib
    TargetSite: Void ThrowObjectDisposedException(System.Object)
    
 

[Luke 42077]

Hi there, please try updating to Emby Server 4.9.3 and see how things compare. Thanks.