fix(Navigation): Use NullLogger fallback with diagnostic warning and add documentation to prevent crash when Region.Attached is used in ExtendedSplashScreen - #2958

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kazo0 merged 9 commits into

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copilot/fix-logger-exception-splash-screen

Nov 27, 2025

Commits on Nov 26, 2025

Initial plan
Copilot
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5481014
fix: Use NullLogger as fallback in Region.Logger to prevent NullReferenceException when Region.Attached is used before NavigationHostedService starts

Copilot
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kazo0
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53c151c
fix: Add warning message when Region.Logger is accessed before initialization

Copilot
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vatsashah45
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b76cfd2
fix: Use Interlocked.CompareExchange for thread-safe warning flag

Copilot
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vatsashah45
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c4d3e26
fix: Use Debug.WriteLine for clearer diagnostic message about deferred region initialization

Copilot
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kazo0
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37bcca2
docs: Add documentation about avoiding Region.Attached in Shell.xaml content

Copilot
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kazo0
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55bf394
docs: Add Region.Attached warning to Walkthrough/DefineRegions.md

Copilot
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kazo0
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19e52c9

Commits on Nov 27, 2025

chore: remove unnecessary code
kazo0
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9823831
chore: markdown fix
kazo0
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f1c7fd4