[BUG]: Switch account cause null value problem

[Decodetalkers]

Null check operator used on a null value
#0      Navigator.of (package:flutter/src/widgets/navigator.dart:2894)
#1      PopupMenuButtonState._positionBuilder (package:flutter/src/material/popup_menu.dart:1522)
#2      _PopupMenuRoute.buildPage.<anonymous closure> (package:flutter/src/material/popup_menu.dart:972)
#3      _LayoutBuilderElement._rebuildWithConstraints.updateChildCallback (package:flutter/src/widgets/layout_builder.dart:201)
#4      BuildOwner.buildScope (package:flutter/src/widgets/framework.dart:3056)
#5      _LayoutBuilderElement._rebuildWithConstraints (package:flutter/src/widgets/layout_builder.dart:240)
#6      RenderObject.invokeLayoutCallback.<anonymous closure> (package:flutter/src/rendering/object.dart:2827)
#7      PipelineOwner._enableMutationsToDirtySubtrees (package:flutter/src/rendering/object.dart:1161)
#8      RenderObject.invokeLayoutCallback (package:flutter/src/rendering/object.dart:2826)
#9      RenderConstrainedLayoutBuilder.rebuildIfNecessary (package:flutter/src/widgets/layout_builder.dart:293)
#10     _RenderLayoutBuilder.performLayout (package:flutter/src/widgets/layout_builder.dart:390)
#11     RenderObject._layoutWithoutResize (package:flutter/src/rendering/object.dart:2548)
#12     PipelineOwner.flushLayout (package:flutter/src/rendering/object.dart:1112)
#13     PipelineOwner.flushLayout (package:flutter/src/rendering/object.dart:1125)
#14     RendererBinding.drawFrame (package:flutter/src/rendering/binding.dart:616)
#15     WidgetsBinding.drawFrame (package:flutter/src/widgets/binding.dart:1231)
#16     RendererBinding._handlePersistentFrameCallback (package:flutter/src/rendering/binding.dart:482)
#17     SchedulerBinding._invokeFrameCallback (package:flutter/src/scheduler/binding.dart:1442)
#18     SchedulerBinding.handleDrawFrame (package:flutter/src/scheduler/binding.dart:1355)
#19     SchedulerBinding._handleDrawFrame (package:flutter/src/scheduler/binding.dart:1208)
#20     _invoke (dart:ui/hooks.dart:316)
#21     PlatformDispatcher._drawFrame (dart:ui/platform_dispatcher.dart:428)
#22     _drawFrame (dart:ui/hooks.dart:288)

it warned when I switch my account

[strk]

I'm probably having the same issue, as a result the window turs black and I'm left with the only option of killing the application, either on Android or Linux desktop via flatpack