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Troubleshoot common issues with Uno Platform Navigation Extensions.
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Basierend auf der SOC-Berufsklassifikation
Create and use commands in MVUX for user interactions.
Create and use IFeed<T> for async data in MVUX.
Display async feed data with FeedView control.
Create and use IListFeed<T> for reactive collections in MVUX.
Create and use IListState<T> for mutable reactive collections in MVUX.
Use messaging to sync MVUX states with entity changes.
| name | uno-navigation-troubleshooting |
| description | Troubleshoot common issues with Uno Platform Navigation Extensions. |
| when_to_use | Use when navigation is not working or throwing errors, pages not loading or blank screens, back navigation not working as expected, region-based navigation issues, route registration errors, or shell.xaml / ExtendedSplashScreen initialization issues. |
| metadata | {"author":"uno-platform","version":"2.3","category":"navigation"} |
Docs lookup: call
uno_platform_docs_search(...)first, thenuno_platform_docs_fetch(sourcePath="…")using thesourcePathfield from a result (a relative.mdpath; add the result'sanchorfor a section). Never pass a URL, a.htmllink, or a hand-built path.
uno_platform_docs_search("Uno Navigation troubleshooting errors common issues")
Fetch the regions how-to page for critical warnings:
uno_platform_docs_fetch(sourcePath="external/uno.extensions/doc/Learn/Navigation/HowTo-Regions.md")
uno_platform_docs_search("Uno Navigation route not found register ViewMap DataViewMap")
uno_platform_docs_fetch(sourcePath="external/uno.extensions/doc/Learn/Navigation/Advanced/HowTo-AdvancedPageNavigation.md")
Region.Attached="True" inside Shell.xaml or ExtendedSplashScreen content — navigation host isn't ready yetViewMap/DataViewMap in RegisterRoutesNavigation;Toolkit are in <UnoFeatures>xmlns:uen="using:Uno.Extensions.Navigation.UI" required for regions and attached properties-/ or Qualifiers.ClearBackStack) to manage back stackDataViewMap is registered for the data type, and ViewModel accepts data via constructor