Retry project loading when reusing agent URL

apps/mobile_app/lib/features/projects/project_list_page.dart

@@ -68,11 +68,10 @@ class _ProjectListPageState extends ConsumerState<ProjectListPage> {
     }
 
     final current = ref.read(agentBaseUriProvider);
-    if (current == parsedUri) {
-      return;
+    if (current != parsedUri) {
+      ref.read(agentBaseUriProvider.notifier).state = parsedUri;
     }
 
-    ref.read(agentBaseUriProvider.notifier).state = parsedUri;
     ref.invalidate(sessionsProvider);
     await _reloadProjects();
   }

apps/mobile_app/test/widget_test.dart

@@ -62,6 +62,30 @@ void main() {
     expect(find.widgetWithText(FilledButton, 'Open terminal'), findsOneWidget);
   });
 
+  testWidgets(
+    'reuses the same agent URL and retries project loading when Use is tapped',
+    (tester) async {
+      final projectRepository = _RecoveringProjectRepository();
+
+      await _pumpApp(
+        tester,
+        projectRepository: projectRepository,
+        sessionRepository: _FakeSessionRepository(),
+      );
+
+      expect(find.text('Could not load projects'), findsOneWidget);
+      expect(projectRepository.listProjectsCallCount, 1);
+
+      await tester.tap(find.widgetWithText(FilledButton, 'Use'));
+      await tester.pump();
+      await tester.pumpAndSettle();
+
+      expect(projectRepository.listProjectsCallCount, 2);
+      expect(find.text('Could not load projects'), findsNothing);
+      expect(find.text('codex-main'), findsOneWidget);
+    },
+  );
+
   testWidgets('project card opens a terminal without an extra prompt', (
     tester,
   ) async {
@@ -275,7 +299,10 @@ void main() {
       expect(find.byType(TextField), findsNothing);
       expect(find.byKey(const Key('terminal_actions_sheet')), findsNothing);
       expect(find.byKey(const Key('terminal_actions_button')), findsOneWidget);
-      expect(find.byKey(const Key('terminal_toggle_actions_button')), findsNothing);
+      expect(
+        find.byKey(const Key('terminal_toggle_actions_button')),
+        findsNothing,
+      );
 
       await tester.tap(find.byKey(const Key('terminal_actions_button')));
       await tester.pumpAndSettle();
@@ -283,7 +310,10 @@ void main() {
       expect(find.byKey(const Key('terminal_actions_sheet')), findsOneWidget);
       expect(find.text('Reconnect'), findsOneWidget);
       expect(find.text('Latest'), findsOneWidget);
-      expect(find.byKey(const Key('terminal_quick_key_ctrl_c')), findsOneWidget);
+      expect(
+        find.byKey(const Key('terminal_quick_key_ctrl_c')),
+        findsOneWidget,
+      );
       expect(find.text('ssh prod'), findsNothing);
     },
   );
@@ -1183,6 +1213,31 @@ class _FailingProjectRepository extends ProjectRepository {
   }
 }
 
+class _RecoveringProjectRepository extends _FakeProjectRepository {
+  int listProjectsCallCount = 0;
+
+  @override
+  Future<List<Project>> listProjects() async {
+    listProjectsCallCount += 1;
+    if (listProjectsCallCount == 1) {
+      throw DioException.connectionError(
+        requestOptions: RequestOptions(
+          path: '/api/projects',
+          baseUrl: 'http://100.81.30.82:5067',
+        ),
+        reason: 'No route to host',
+        error: const SocketException(
+          'Connection failed',
+          osError: OSError('No route to host', 65),
+          port: 5067,
+        ),
+      );
+    }
+
+    return super.listProjects();
+  }
+}
+
 class _FakeAgentApiClient extends AgentApiClient {
   _FakeAgentApiClient() : super(Uri.parse('http://100.81.30.82:5067'));