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Fix SqlCommand.Cancell null ref exception - #4372
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Pull request overview
This pull request fixes a NullReferenceException in SqlCommand.Cancel() when the command has no associated connection (Connection == null), aligning the method with expected no-op behavior in that scenario.
Changes:
- Prevent
SqlCommand.Cancel()tracing from dereferencing_activeConnectionwhen it isnull. - Add a functional test asserting
Cancel()does not throw whenConnectionisnull.
Reviewed changes
Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.
| File | Description |
|---|---|
| src/Microsoft.Data.SqlClient/src/Microsoft/Data/SqlClient/SqlCommand.cs | Makes Cancel() correlation tracing null-safe for ClientConnectionId when _activeConnection is not set. |
| src/Microsoft.Data.SqlClient/tests/FunctionalTests/SqlCommandTest.cs | Adds regression coverage ensuring SqlCommand.Cancel() is a no-op when Connection is null. |
mdaigle
added
the
Hotfix 7.0.3
Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## main #4372 +/- ##
==========================================
- Coverage 65.39% 63.45% -1.95%
==========================================
Files 285 280 -5
Lines 43331 66193 +22862
==========================================
+ Hits 28337 42000 +13663
- Misses 14994 24193 +9199
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