Throw for multiple owned entities set to the same instance#38446

Merged

AndriySvyryd merged 15 commits into

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copilot/fix-multiple-owned-entities

Jun 19, 2026

Commits on Jun 17, 2026

Commits on Jun 18, 2026

Move duplicate owned entity check to StateManager.RecordReferencedUntrackedEntity

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AndriySvyryd
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Update EFCore API baseline for DuplicateOwnedEntityInstance

Copilot
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AndriySvyryd
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Add duplicate owned entity detection for all scenarios

Copilot
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AndriySvyryd
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Update API baseline for DuplicateOwnedEntityInstance signature change

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AndriySvyryd
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Address code review feedback: improve error message and remove trailing whitespace

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AndriySvyryd
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Move duplicate owned entity check to where entity is actually tracked

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AndriySvyryd
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Fix: Only check for duplicate owned entities during Add, not during DetectChanges

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AndriySvyryd
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Address code review feedback: avoid unnecessary ToList and add debug assertion

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AndriySvyryd
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Apply suggestions from code review

AndriySvyryd
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Copilot
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Fix duplicate owned entity check to allow legitimate move/swap operations

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AndriySvyryd
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Remove redundant inline comment and condense NavigationFixer comment

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Modify redundant test to cover different navigation + different owner via DetectChanges

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Fix misleading comment about list allocation in NavigationFixer

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AndriySvyryd
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