Exception: "An item with the same key has already been added" in stored proc validation #28804
Labels
area-model-building
closed-fixed
The issue has been fixed and is/will be included in the release indicated by the issue milestone.
type-bug
Milestone
Start with sample here: dotnet/EntityFramework.Docs#3989
StoredProcedureMappingSample.Inset_Update_and_Delete_using_stored_procedures_with_TPT();
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