Fix SqlCommand.Cancell null ref exception#4372
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Azure Pipelines / PR-SqlClient-Project
succeeded
Jun 17, 2026 in 1h 38m 8s
Build #16819 had test failures
Details
- Failed: 37 (0.01%)
- Passed: 274,608 (97.79%)
- Other: 6,170 (2.20%)
- Total: 280,815
- 137406 of 212446 line covered (64.68%)
Annotations
Check failure on line 0 in EXEC
azure-pipelines / PR-SqlClient-Project
EXEC#L0
EXEC(0,0): Error Message:
Check failure on line 0 in EXEC
azure-pipelines / PR-SqlClient-Project
EXEC#L0
EXEC(0,0): Error Message:
Check failure on line 730 in build.proj
azure-pipelines / PR-SqlClient-Project
build.proj#L730
build.proj(730,5): Error MSB3073: The command " "dotnet" test "D:\a\_work\1\s\src\..\src/Microsoft.Data.SqlClient/tests/UnitTests/Microsoft.Data.SqlClient.UnitTests.csproj" -p:Configuration=Debug --blame-hang --blame-hang-dump-type full --blame-hang-timeout 10m --filter "category=flaky" -f net9.0 -p:SqlClientPackageVersion=7.1.0-preview1ci16819 -p:SqlServerPackageVersion=1.1.0-preview1ci16819 --results-directory "TestResults" --logger:"trx;LogFilePrefix=SqlClientUnit-Windows_NT-net9.0" " exited with code 1.
Check failure on line 66 in Build log
azure-pipelines / PR-SqlClient-Project
Build log #L66
Error: The process 'D:\a\_work\_tool\dotnet\dotnet.exe' failed with exit code 1
azure-pipelines / PR-SqlClient-Project
Microsoft.Data.SqlClient.UnitTests.SimulatedServerTests.ConnectionFailoverTests.NetworkError_WithUserProvidedPartner_RetryEnabled_ShouldConnectToFailoverPartner
Microsoft.Data.SqlClient.SqlException : Connection Timeout Expired. The timeout period elapsed during the post-login phase. The connection could have timed out while waiting for server to complete the login process and respond; Or it could have timed out while attempting to create multiple active connections. This failure occurred while attempting to connect to the Principle server. The duration spent while attempting to connect to this server was - [Pre-Login] initialization=3; handshake=71; [Login] initialization=0; authentication=0; [Post-Login] complete=5406;
---- System.ComponentModel.Win32Exception : The wait operation timed out
Raw output
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 1297
at Microsoft.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, SqlCommand command, Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 1739
at Microsoft.Data.SqlClient.TdsParserStateObject.ThrowExceptionAndWarning(Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1246
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 4172
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3585
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3484
at Microsoft.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1468
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1784
at Microsoft.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2475
at Microsoft.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2362
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.CompleteLogin(Boolean enlistOK) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2252
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.AttemptOneLogin(ServerInfo serverInfo, String newPassword, SecureString newSecurePassword, TimeoutTimer timeout, Boolean withFailover, Boolean isFirstTransparentAttempt, Boolean disableTnir) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2215
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.LoginWithFailover(Boolean useFailoverHost, ServerInfo primaryServerInfo, String failoverHost, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionOptions connectionOptions, SqlCredential credential, TimeoutTimer timeout) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3676
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OpenLoginEnlist(TimeoutTimer timeout, SqlConnectionOptions connectionOptions, SqlCredential credential, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3869
at Microsoft.Data.SqlClient.Connection.SqlConnecti
... [The stack trace has been truncated as it exceeded the maximum allowed size. Please refer to the complete log available in the Test Run attachments for full details.]
azure-pipelines / PR-SqlClient-Project
Microsoft.Data.SqlClient.UnitTests.SimulatedServerTests.ConnectionFailoverTests.NetworkError_WithUserProvidedPartner_RetryEnabled_ShouldConnectToFailoverPartner
Microsoft.Data.SqlClient.SqlException : Connection Timeout Expired. The timeout period elapsed during the post-login phase. The connection could have timed out while waiting for server to complete the login process and respond; Or it could have timed out while attempting to create multiple active connections. This failure occurred while attempting to connect to the Principle server. The duration spent while attempting to connect to this server was - [Pre-Login] initialization=3; handshake=70; [Login] initialization=0; authentication=0; [Post-Login] complete=5397;
---- System.ComponentModel.Win32Exception : The wait operation timed out
Raw output
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 1297
at Microsoft.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, SqlCommand command, Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 1739
at Microsoft.Data.SqlClient.TdsParserStateObject.ThrowExceptionAndWarning(Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1246
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 4172
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3585
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3484
at Microsoft.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1468
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1784
at Microsoft.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2475
at Microsoft.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2362
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.CompleteLogin(Boolean enlistOK) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2252
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.AttemptOneLogin(ServerInfo serverInfo, String newPassword, SecureString newSecurePassword, TimeoutTimer timeout, Boolean withFailover, Boolean isFirstTransparentAttempt, Boolean disableTnir) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2215
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.LoginWithFailover(Boolean useFailoverHost, ServerInfo primaryServerInfo, String failoverHost, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionOptions connectionOptions, SqlCredential credential, TimeoutTimer timeout) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3676
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OpenLoginEnlist(TimeoutTimer timeout, SqlConnectionOptions connectionOptions, SqlCredential credential, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3869
at Microsoft.Data.SqlClient.Connection.SqlConnecti
... [The stack trace has been truncated as it exceeded the maximum allowed size. Please refer to the complete log available in the Test Run attachments for full details.]
azure-pipelines / PR-SqlClient-Project
Microsoft.Data.SqlClient.UnitTests.SimulatedServerTests.ConnectionFailoverTests.NetworkError_WithUserProvidedPartner_RetryEnabled_ShouldConnectToFailoverPartner
Microsoft.Data.SqlClient.SqlException : Connection Timeout Expired. The timeout period elapsed during the post-login phase. The connection could have timed out while waiting for server to complete the login process and respond; Or it could have timed out while attempting to create multiple active connections. This failure occurred while attempting to connect to the Principle server. The duration spent while attempting to connect to this server was - [Pre-Login] initialization=3; handshake=70; [Login] initialization=0; authentication=0; [Post-Login] complete=5413;
---- System.ComponentModel.Win32Exception : The wait operation timed out
Raw output
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 1297
at Microsoft.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, SqlCommand command, Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 1739
at Microsoft.Data.SqlClient.TdsParserStateObject.ThrowExceptionAndWarning(Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1246
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 4172
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3585
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3484
at Microsoft.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1468
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1784
at Microsoft.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2475
at Microsoft.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2362
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.CompleteLogin(Boolean enlistOK) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2252
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.AttemptOneLogin(ServerInfo serverInfo, String newPassword, SecureString newSecurePassword, TimeoutTimer timeout, Boolean withFailover, Boolean isFirstTransparentAttempt, Boolean disableTnir) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2215
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.LoginWithFailover(Boolean useFailoverHost, ServerInfo primaryServerInfo, String failoverHost, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionOptions connectionOptions, SqlCredential credential, TimeoutTimer timeout) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3676
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OpenLoginEnlist(TimeoutTimer timeout, SqlConnectionOptions connectionOptions, SqlCredential credential, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3869
at Microsoft.Data.SqlClient.Connection.SqlConnecti
... [The stack trace has been truncated as it exceeded the maximum allowed size. Please refer to the complete log available in the Test Run attachments for full details.]
azure-pipelines / PR-SqlClient-Project
Microsoft.Data.SqlClient.UnitTests.SimulatedServerTests.ConnectionFailoverTests.NetworkError_WithUserProvidedPartner_RetryEnabled_ShouldConnectToFailoverPartner
Microsoft.Data.SqlClient.SqlException : Connection Timeout Expired. The timeout period elapsed during the post-login phase. The connection could have timed out while waiting for server to complete the login process and respond; Or it could have timed out while attempting to create multiple active connections. This failure occurred while attempting to connect to the Principle server. The duration spent while attempting to connect to this server was - [Pre-Login] initialization=3; handshake=70; [Login] initialization=0; authentication=0; [Post-Login] complete=5413;
---- System.ComponentModel.Win32Exception : The wait operation timed out
Raw output
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 1295
at Microsoft.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, SqlCommand command, Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 1739
at Microsoft.Data.SqlClient.TdsParserStateObject.ThrowExceptionAndWarning(Boolean callerHasConnectionLock, Boolean asyncClose) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1246
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 4172
at Microsoft.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3585
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 3484
at Microsoft.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer() in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1468
at Microsoft.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParserStateObject.cs:line 1784
at Microsoft.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2475
at Microsoft.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\TdsParser.cs:line 2362
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.CompleteLogin(Boolean enlistOK) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2252
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.AttemptOneLogin(ServerInfo serverInfo, String newPassword, SecureString newSecurePassword, TimeoutTimer timeout, Boolean withFailover, Boolean isFirstTransparentAttempt, Boolean disableTnir) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 2215
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.LoginWithFailover(Boolean useFailoverHost, ServerInfo primaryServerInfo, String failoverHost, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionOptions connectionOptions, SqlCredential credential, TimeoutTimer timeout) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3670
at Microsoft.Data.SqlClient.Connection.SqlConnectionInternal.OpenLoginEnlist(TimeoutTimer timeout, SqlConnectionOptions connectionOptions, SqlCredential credential, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance) in D:\a\_work\1\s\src\Microsoft.Data.SqlClient\src\Microsoft\Data\SqlClient\Connection\SqlConnectionInternal.cs:line 3869
at Microsoft.Data.SqlClient.Connection.SqlConnecti
... [The stack trace has been truncated as it exceeded the maximum allowed size. Please refer to the complete log available in the Test Run attachments for full details.]
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