System.Net.Mail.Tests.SmtpClientTlsTest_Send.AuthenticationException_Propagates failure: expected typeof(System.Security.Authentication.AuthenticationException), actual typeof(System.Net.Mail.SmtpException) #117963
Description
Build Information
Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1102433
Build error leg or test failing: System.Net.Mail.Tests.SmtpClientTlsTest_Send.AuthenticationException_Propagates
Pull request: #117894
07-22 13:06:42.157 14191 14480 I DOTNET : [FAIL] System.Net.Mail.Tests.SmtpClientTlsTest_Send.AuthenticationException_Propagates
07-22 13:06:42.157 14191 14480 I DOTNET : Assert.IsType() Failure: Value is not the exact type
07-22 13:06:42.157 14191 14480 I DOTNET : Expected: typeof(System.Security.Authentication.AuthenticationException)
07-22 13:06:42.157 14191 14480 I DOTNET : Actual: typeof(System.Net.Mail.SmtpException)
07-22 13:06:42.157 14191 14480 I DOTNET : at System.Net.Mail.Tests.LoopbackServerTestBase`1.SendMail[TException](MailMessage msg, CancellationToken cancellationToken, Boolean unwrapException, Boolean asyncDirectException)
07-22 13:06:42.157 14191 14480 I DOTNET : at System.Net.Mail.Tests.SmtpClientTlsTest`1.AuthenticationException_Propagates()
07-22 13:06:42.157 14191 14480 I DOTNET : --- End of stack trace from previous location --
Error Message
Fill the error message using step by step known issues guidance.
{
"ErrorMessage": ["Assert.IsType()", "typeof(System.Security.Authentication.AuthenticationException)", "typeof(System.Net.Mail.SmtpException)"],
"BuildRetry": false,
"ExcludeConsoleLog": false
}Known issue validation
Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1102433
Error message validated: [Assert.IsType() typeof(System.Security.Authentication.AuthenticationException) typeof(System.Net.Mail.SmtpException)]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 7/23/2025 2:50:03 AM UTC
Report
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 52 | 218 | 289 |