Fix crash on empty paths in onAssetsChanged (#737)

Copilot · AlexV525 · web-flow · commit f77ed119dcee · 2025-12-24T10:18:01.000+08:00
Co-authored-by: copilot-swe-agent[bot] &lt;198982749+Copilot@users.noreply.github.com&gt;
Co-authored-by: AlexV525 &lt;15884415+AlexV525@users.noreply.github.com&gt;
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,7 @@ that can be found in the LICENSE file. -->
 **Fixes**
 
 - Refactor drag selection to work across all pages globally.
+- Fix "Bad state: No element" crash in `onAssetsChanged` when paths list is empty.
 
 ## 10.0.0
 
diff --git a/lib/src/delegates/asset_picker_builder_delegate.dart b/lib/src/delegates/asset_picker_builder_delegate.dart
@@ -1081,6 +1081,9 @@ class DefaultAssetPickerBuilderDelegate<T extends DefaultAssetPickerProvider>
       }
 
       await provider.getPaths(keepPreviousCount: true);
+      if (provider.paths.isEmpty) {
+        return;
+      }
       provider.currentPath = provider.paths.first;
       final currentWrapper = provider.currentPath;
       if (currentWrapper != null) {

Original file line number	Diff line number	Diff line change
`@@ -1081,6 +1081,9 @@ class DefaultAssetPickerBuilderDelegate<T extends DefaultAssetPickerProvider>`
`1081`	`1081`	`}`
`1082`	`1082`
`1083`	`1083`	`await provider.getPaths(keepPreviousCount: true);`
	`1084`	`+ if (provider.paths.isEmpty) {`
	`1085`	`+ return;`
	`1086`	`+ }`
`1084`	`1087`	`provider.currentPath = provider.paths.first;`
`1085`	`1088`	`final currentWrapper = provider.currentPath;`
`1086`	`1089`	`if (currentWrapper != null) {`