Duplicati-monitoring - SSL error on Debian 10

Hello,

since a few weeks the http-message to duplicati-monitoring does not work anymore:

20. Okt. 2021 12:00: Fehler beim Senden der Nachricht: System.Net.WebException: Error: TrustFailure (Authentication failed, see inner exception.) --> System.Security.Authentication.AuthenticationException: Authentication failed, see inner exception. --> Mono.Btls.MonoBtlsException: Ssl error:1000007d:SSL routines:OPENSSL_internal:CERTIFICATE_VERIFY_FAILED at /build/mono-6.12.0.122/external/boringssl/ssl/handshake_client.c:1132
{"ClassName":"System.Net.WebException","Message":"Error: TrustFailure (Authentication failed, see inner exception.)","Data":null,"InnerException":{"ClassName":"System.Security.Authentication.AuthenticationException","Message":"Authentication failed, see inner exception.","Data":null,"InnerException":{"Message":"Ssl error:1000007d:SSL routines:OPENSSL_internal:CERTIFICATE_VERIFY_FAILED\n  at /build/mono-6.12.0.122/external/boringssl/ssl/handshake_client.c:1132","Data":{},"InnerException":null,"StackTrace":"  at Mono.Btls.MonoBtlsContext.ProcessHandshake () [0x00048] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at Mono.Net.Security.MobileAuthenticatedStream.ProcessHandshake (Mono.Net.Security.AsyncOperationStatus status, System.Boolean renegotiate) [0x000da] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at (wrapper remoting-invoke-with-check) Mono.Net.Security.MobileAuthenticatedStream.ProcessHandshake(Mono.Net.Security.AsyncOperationStatus,bool)\n  at Mono.Net.Security.AsyncHandshakeRequest.Run (Mono.Net.Security.AsyncOperationStatus status) [0x00006] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at Mono.Net.Security.AsyncProtocolRequest.ProcessOperation (System.Threading.CancellationToken cancellationToken) [0x000fc] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 ","HelpLink":null,"Source":"System","HResult":-2146233088},"HelpURL":null,"StackTraceString":"  at Mono.Net.Security.MobileAuthenticatedStream.ProcessAuthentication (System.Boolean runSynchronously, Mono.Net.Security.MonoSslAuthenticationOptions options, System.Threading.CancellationToken cancellationToken) [0x00262] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at Mono.Net.Security.MonoTlsStream.CreateStream (System.Net.WebConnectionTunnel tunnel, System.Threading.CancellationToken cancellationToken) [0x0016a] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at System.Net.WebConnection.CreateStream (System.Net.WebOperation operation, System.Boolean reused, System.Threading.CancellationToken cancellationToken) [0x001ba] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 ","RemoteStackTraceString":null,"RemoteStackIndex":0,"ExceptionMethod":null,"HResult":-2146233087,"Source":"mscorlib"},"HelpURL":null,"StackTraceString":"  at System.Net.WebConnection.CreateStream (System.Net.WebOperation operation, System.Boolean reused, System.Threading.CancellationToken cancellationToken) [0x0021a] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at System.Net.WebConnection.InitConnection (System.Net.WebOperation operation, System.Threading.CancellationToken cancellationToken) [0x00141] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at System.Net.WebOperation.Run () [0x0009a] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at System.Net.WebCompletionSource`1[T].WaitForCompletion () [0x00094] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0 \n  at Duplicati.Library.Modules.Builtin.SendHttpMessage.SendMessage (System.String subject, System.String body) [0x00199] in <b147bbdb73254bd7847fd569a8e8f54f>:0 \n  at Duplicati.Library.Modules.Builtin.ReportHelper.OnFinish (System.Object result) [0x00135] in <b147bbdb73254bd7847fd569a8e8f54f>:0 ","RemoteStackTraceString":null,"RemoteStackIndex":0,"ExceptionMethod":null,"HResult":-2146233079,"Source":"Duplicati.Library.Modules.Builtin"}

What can I do to fix the problem?

Best regards
Oliver

Additional:

DeletedFiles: 0
DeletedFolders: 0
ModifiedFiles: 4
ExaminedFiles: 756619
OpenedFiles: 6
AddedFiles: 2
SizeOfModifiedFiles: 20007522
SizeOfAddedFiles: 3016
SizeOfExaminedFiles: 51279872975
SizeOfOpenedFiles: 21591391
NotProcessedFiles: 0
AddedFolders: 4
TooLargeFiles: 0
FilesWithError: 0
ModifiedFolders: 0
ModifiedSymlinks: 0
AddedSymlinks: 0
DeletedSymlinks: 0
PartialBackup: False
Dryrun: False
MainOperation: Backup
ParsedResult: Warning
Version: 2.0.6.100 (2.0.6.100_canary_2021-08-11)
EndTime: 10/20/2021 12:00:33 PM (1634724033)
BeginTime: 10/20/2021 11:43:32 AM (1634723012)
Duration: 00:17:00.4187210
MessagesActualLength: 27
WarningsActualLength: 1
ErrorsActualLength: 0
LimitedMessages: [
2021-10-20 11:43:32 +02 - [Information-Duplicati.Library.Main.Controller-StartingOperation]: Die Operation Backup wurde gestartet,
2021-10-20 11:47:05 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Started: (),
2021-10-20 11:47:05 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Completed: (1,37 KB),
2021-10-20 11:57:53 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-ba1cede289b2c4164b74b0c5b6eba9521.dblock.zip (27,35 KB),
2021-10-20 11:58:27 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-ba1cede289b2c4164b74b0c5b6eba9521.dblock.zip (27,35 KB),
2021-10-20 11:58:50 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-i27c6b0d0ed634e8b9afdba868a127817.dindex.zip (7,72 KB),
2021-10-20 11:58:50 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-i27c6b0d0ed634e8b9afdba868a127817.dindex.zip (7,72 KB),
2021-10-20 11:59:12 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-20211020T094332Z.dlist.zip (54,04 MB),
2021-10-20 11:59:15 +02 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-20211020T094332Z.dlist.zip (54,04 MB),
2021-10-20 11:59:15 +02 - [Information-Duplicati.Library.Main.Operation.DeleteHandler:RetentionPolicy-StartCheck]: Start checking if backups can be removed, …
]
LimitedWarnings: [
2021-10-20 12:00:33 +02 - [Warning-Duplicati.Library.Modules.Builtin.ReportHelper-ReportSubmitError]: Fehler beim Senden der Nachricht: System.Net.WebException: Error: TrustFailure (Authentication failed, see inner exception.)
→ System.Security.Authentication.AuthenticationException: Authentication failed, see inner exception.
→ Mono.Btls.MonoBtlsException: Ssl error:1000007d:SSL
→ routines:OPENSSL_internal:CERTIFICATE_VERIFY_FAILED
at /build/mono-6.12.0.122/external/boringssl/ssl/handshake_client.c:1132

]
LimitedErrors:
Log data:
2021-10-20 12:00:33 +02 - [Warning-Duplicati.Library.Modules.Builtin.ReportHelper-ReportSubmitError]: Fehler beim Senden der Nachricht: System.Net.WebException: Error: TrustFailure (Authentication failed, see inner exception.)
→ System.Security.Authentication.AuthenticationException: Authentication failed, see inner exception.
→ Mono.Btls.MonoBtlsException: Ssl error:1000007d:SSL
→ routines:OPENSSL_internal:CERTIFICATE_VERIFY_FAILED
at /build/mono-6.12.0.122/external/boringssl/ssl/handshake_client.c:1132

System.Net.WebException: Error: TrustFailure (Authentication failed, see inner exception.) —> System.Security.Authentication.AuthenticationException: Authentication failed, see inner exception. —> Mono.Btls.MonoBtlsException: Ssl error:1000007d:SSL routines:OPENSSL_internal:CERTIFICATE_VERIFY_FAILED
at /build/mono-6.12.0.122/external/boringssl/ssl/handshake_client.c:1132
at Mono.Btls.MonoBtlsContext.ProcessHandshake () [0x00048] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at Mono.Net.Security.MobileAuthenticatedStream.ProcessHandshake (Mono.Net.Security.AsyncOperationStatus status, System.Boolean renegotiate) [0x000da] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at (wrapper remoting-invoke-with-check) Mono.Net.Security.MobileAuthenticatedStream.ProcessHandshake(Mono.Net.Security.AsyncOperationStatus,bool)
at Mono.Net.Security.AsyncHandshakeRequest.Run (Mono.Net.Security.AsyncOperationStatus status) [0x00006] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at Mono.Net.Security.AsyncProtocolRequest.ProcessOperation (System.Threading.CancellationToken cancellationToken) [0x000fc] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
— End of inner exception stack trace —
at Mono.Net.Security.MobileAuthenticatedStream.ProcessAuthentication (System.Boolean runSynchronously, Mono.Net.Security.MonoSslAuthenticationOptions options, System.Threading.CancellationToken cancellationToken) [0x00262] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at Mono.Net.Security.MonoTlsStream.CreateStream (System.Net.WebConnectionTunnel tunnel, System.Threading.CancellationToken cancellationToken) [0x0016a] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at System.Net.WebConnection.CreateStream (System.Net.WebOperation operation, System.Boolean reused, System.Threading.CancellationToken cancellationToken) [0x001ba] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
— End of inner exception stack trace —
at System.Net.WebConnection.CreateStream (System.Net.WebOperation operation, System.Boolean reused, System.Threading.CancellationToken cancellationToken) [0x0021a] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at System.Net.WebConnection.InitConnection (System.Net.WebOperation operation, System.Threading.CancellationToken cancellationToken) [0x00141] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at System.Net.WebOperation.Run () [0x0009a] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at System.Net.WebCompletionSource`1[T].WaitForCompletion () [0x00094] in <9c6e2cb7ddd8473fa420642ddcf7ce48>:0
at Duplicati.Library.Modules.Builtin.SendHttpMessage.SendMessage (System.String subject, System.String body) [0x00199] in :0
at Duplicati.Library.Modules.Builtin.ReportHelper.OnFinish (System.Object result) [0x00135] in :0

Please see this thread for a discussion and workaround:

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Thank you, drwtsn32, I had overlooked that post. I have eliminated the error with the instructions.

1 Like