Failed jobs do not become expired to allow you to re-queue them without any
time pressure. You should re-queue or delete them manually, or apply AutomaticRetry(OnAttemptsExceeded = AttemptsExceededAction.Delete)
attribute to delete them automatically.
An exception occurred during performance of the job. Fewer details...
15.04.2026 02:00:19
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at System.Net.Mail.SendMailAsyncResult.End(IAsyncResultresult)
at System.Net.Mail.SmtpClient.SendMailCallback(IAsyncResultresult)
--- End of stack trace from previous location ---
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendDiagnosticCerificatesArchiveToEmailAsync(StreamarchiveFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 41
at Monitoring.Infrastructure.Background.Jobs.DiagnosticCertificatesSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/DiagnosticCertificatesSendingJob.cs:line 28
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
15.04.2026 00:01:59
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendReportToEmailAsync(StreamreportFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 36
at Monitoring.Infrastructure.Background.Jobs.ReportSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/ReportSendingJob.cs:line 56
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
14.04.2026 02:00:19
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at System.Net.Mail.SendMailAsyncResult.End(IAsyncResultresult)
at System.Net.Mail.SmtpClient.SendMailCallback(IAsyncResultresult)
--- End of stack trace from previous location ---
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendDiagnosticCerificatesArchiveToEmailAsync(StreamarchiveFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 41
at Monitoring.Infrastructure.Background.Jobs.DiagnosticCertificatesSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/DiagnosticCertificatesSendingJob.cs:line 28
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
14.04.2026 00:02:12
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendReportToEmailAsync(StreamreportFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 36
at Monitoring.Infrastructure.Background.Jobs.ReportSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/ReportSendingJob.cs:line 56
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
13.04.2026 02:00:15
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at System.Net.Mail.SendMailAsyncResult.End(IAsyncResultresult)
at System.Net.Mail.SmtpClient.SendMailCallback(IAsyncResultresult)
--- End of stack trace from previous location ---
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendDiagnosticCerificatesArchiveToEmailAsync(StreamarchiveFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 41
at Monitoring.Infrastructure.Background.Jobs.DiagnosticCertificatesSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/DiagnosticCertificatesSendingJob.cs:line 28
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
13.04.2026 00:02:05
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendReportToEmailAsync(StreamreportFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 36
at Monitoring.Infrastructure.Background.Jobs.ReportSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/ReportSendingJob.cs:line 56
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
12.04.2026 02:00:18
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at System.Net.Mail.SendMailAsyncResult.End(IAsyncResultresult)
at System.Net.Mail.SmtpClient.SendMailCallback(IAsyncResultresult)
--- End of stack trace from previous location ---
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendDiagnosticCerificatesArchiveToEmailAsync(StreamarchiveFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 41
at Monitoring.Infrastructure.Background.Jobs.DiagnosticCertificatesSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/DiagnosticCertificatesSendingJob.cs:line 28
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
12.04.2026 00:02:02
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendReportToEmailAsync(StreamreportFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 36
at Monitoring.Infrastructure.Background.Jobs.ReportSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/ReportSendingJob.cs:line 56
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
11.04.2026 02:00:05
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at System.Net.Mail.SendMailAsyncResult.End(IAsyncResultresult)
at System.Net.Mail.SmtpClient.SendMailCallback(IAsyncResultresult)
--- End of stack trace from previous location ---
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendDiagnosticCerificatesArchiveToEmailAsync(StreamarchiveFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 41
at Monitoring.Infrastructure.Background.Jobs.DiagnosticCertificatesSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/DiagnosticCertificatesSendingJob.cs:line 28
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)
An exception occurred during performance of the job. More details...
11.04.2026 00:02:01
System.Net.Mail.SmtpFailedRecipientException
Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
System.Net.Mail.SmtpFailedRecipientException: Mailbox unavailable. The server response was: 5.1.1 <e.tokarev@btbs24.ru>: Recipient address rejected: User unknown
at Monitoring.Infrastructure.Services.ReportEmailSender.SendEmailWithAttachment(StreamattachmentFile, StringattachmentFileFormat, StringsubjectFormat, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 58
at Monitoring.Infrastructure.Services.ReportEmailSender.SendReportToEmailAsync(StreamreportFile, String[]emails) in /src/Monitoring.Infrastructure/Services/ReportEmailSender.cs:line 36
at Monitoring.Infrastructure.Background.Jobs.ReportSendingJob.Execute() in /src/Monitoring.Infrastructure/Background/Jobs/ReportSendingJob.cs:line 56
at System.RuntimeMethodHandle.InvokeMethod(Objecttarget, Void**arguments, Signaturesig, BooleanisConstructor)
at System.Reflection.MethodInvoker.Invoke(Objectobj, IntPtr*args, BindingFlagsinvokeAttr)