App crashing on load

[mikibudhiraja]

I have been trying to use the code, but getting an error of Modular.navigatorKey.

The following is the output of debug console.

Launching lib/main.dart on Android SDK built for x86 in debug mode...
✓ Built build/app/outputs/flutter-apk/app-debug.apk.
D/EGL_emulation(21191): eglMakeCurrent: 0xdff53200: ver 3 0 (tinfo 0xdff3a490)
I/Choreographer(21191): Skipped 33 frames! The application may be doing too much work on its main thread.
D/EGL_emulation(21191): eglMakeCurrent: 0xd7e1baa0: ver 3 0 (tinfo 0xd7ef6290)
I/flutter (21191): -- AppModule INITIALIZED
I/flutter (21191): -- LoginModule INITIALIZED
I/flutter (21191): ══╡ EXCEPTION CAUGHT BY WIDGETS LIBRARY ╞═══════════════════════════════════════════════════════════
I/flutter (21191): The following assertion was thrown building IconTheme(color: Color(0xdd000000)):
I/flutter (21191): Add Modular.navigatorKey in your MaterialApp;
I/flutter (21191):
I/flutter (21191): return MaterialApp(
I/flutter (21191): navigatorKey: Modular.navigatorKey,
I/flutter (21191): ...
I/flutter (21191):
I/flutter (21191): .
I/flutter (21191): 'package:flutter_modular/src/modular_base.dart':
I/flutter (21191): Failed assertion: line 35 pos 9: '_navigatorKey != null'
I/flutter (21191):
I/flutter (21191): The relevant error-causing widget was:
�[38;5;248mI/flutter (21191): MaterialApp�[39;49m
I/flutter (21191):
I/flutter (21191): When the exception was thrown, this was the stack:
�[38;5;248mI/flutter (21191): #2 Modular.link�[39;49m
�[38;5;248mI/flutter (21191): #3 Modular.generateRoute�[39;49m
�[38;5;244mI/flutter (21191): #4 _WidgetsAppState._onGenerateRoute�[39;49m
�[38;5;244mI/flutter (21191): #5 NavigatorState._routeNamed�[39;49m
�[38;5;244mI/flutter (21191): #6 Navigator.defaultGenerateInitialRoutes�[39;49m
�[38;5;244mI/flutter (21191): #7 NavigatorState.initState�[39;49m
�[38;5;244mI/flutter (21191): #8 StatefulElement._firstBuild�[39;49m
�[38;5;244mI/flutter (21191): #9 ComponentElement.mount�[39;49m
I/flutter (21191): ... Normal element mounting (93 frames)
�[38;5;244mI/flutter (21191): #102 Element.inflateWidget�[39;49m
�[38;5;244mI/flutter (21191): #103 Element.updateChild�[39;49m
�[38;5;244mI/flutter (21191): #104 ComponentElement.performRebuild�[39;49m
�[38;5;244mI/flutter (21191): #105 StatefulElement.performRebuild�[39;49m
�[38;5;244mI/flutter (21191): #106 Element.rebuild�[39;49m
�[38;5;244mI/flutter (21191): #107 BuildOwner.buildScope�[39;49m
�[38;5;244mI/flutter (21191): #108 WidgetsBinding.drawFrame�[39;49m
�[38;5;244mI/flutter (21191): #109 RendererBinding._handlePersistentFrameCallback�[39;49m
�[38;5;244mI/flutter (21191): #110 SchedulerBinding._invokeFrameCallback�[39;49m
�[38;5;244mI/flutter (21191): #111 SchedulerBinding.handleDrawFrame�[39;49m
�[38;5;244mI/flutter (21191): #112 SchedulerBinding.scheduleWarmUpFrame.�[39;49m
I/flutter (21191): (elided 13 frames from class _AssertionError, class _RawReceivePortImpl, class _Timer, dart:async, and dart:async-patch)
I/flutter (21191):
I/flutter (21191): ════════════════════════════════════════════════════════════════════════════════════════════════════