I saw a crash when I add note in horizontal screen mode, But it no problem in vertical mode

[hosseinkhojany]

======== Exception caught by widgets library =======================================================
The following assertion was thrown building Navigator-[LabeledGlobalKey#a2f5b](dirty, dependencies: [HeroControllerScope, UnmanagedRestorationScope], state: NavigatorState#fc750(tickers: tracking 0 tickers)):
'package:flutter/src/widgets/navigator.dart': Failed assertion: line 5140 pos 12: '_history.isNotEmpty': is not true.

Either the assertion indicates an error in the framework itself, or we should provide substantially more information in this error message to help you determine and fix the underlying cause.
In either case, please report this assertion by filing a bug on GitHub:
https://github.com/flutter/flutter/issues/new?template=2_bug.md

The relevant error-causing widget was:
Navigator-[LabeledGlobalKey#a2f5b] Navigator:file:///home/khoujani/StudioProjects/student_note/lib/main.dart:216:11
When the exception was thrown, this was the stack:
#2 NavigatorState.build (package:flutter/src/widgets/navigator.dart:5140:12)
#3 StatefulElement.build (package:flutter/src/widgets/framework.dart:4919:27)
#4 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4806:15)
#5 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#6 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#7 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#8 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#9 RenderObjectElement.updateChildren (package:flutter/src/widgets/framework.dart:5825:32)
#10 MultiChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6375:17)
#11 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#12 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#13 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#14 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#15 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#16 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#17 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#18 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#19 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#20 RenderObjectElement.updateChildren (package:flutter/src/widgets/framework.dart:5825:32)
#21 MultiChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6375:17)
#22 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#23 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#24 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#25 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#26 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#27 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#28 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#29 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#30 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#31 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#32 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#33 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#34 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#35 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#36 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#37 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#38 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#39 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#40 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#41 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#42 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#43 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#44 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#45 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#46 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#47 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#48 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#49 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#50 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#51 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#52 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#53 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#54 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#55 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#56 RenderObjectElement.updateChildren (package:flutter/src/widgets/framework.dart:5825:32)
#57 MultiChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6375:17)
#58 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#59 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#60 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#61 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#62 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#63 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#64 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#65 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#66 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#67 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#68 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#69 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#70 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#71 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#72 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#73 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#74 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#75 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#76 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#77 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#78 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#79 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#80 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#81 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#82 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#83 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#84 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#85 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#86 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#87 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#88 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#89 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#90 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#91 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#92 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#93 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#94 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#95 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#96 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#97 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#98 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#99 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#100 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#101 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#102 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#103 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#104 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#105 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#106 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#107 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#108 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#109 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#110 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#111 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#112 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#113 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#114 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#115 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#116 BuildOwner.buildScope (package:flutter/src/widgets/framework.dart:2659:19)
#117 WidgetsBinding.drawFrame (package:flutter/src/widgets/binding.dart:891:21)
#118 RendererBinding._handlePersistentFrameCallback (package:flutter/src/rendering/binding.dart:370:5)
#119 SchedulerBinding._invokeFrameCallback (package:flutter/src/scheduler/binding.dart:1146:15)
#120 SchedulerBinding.handleDrawFrame (package:flutter/src/scheduler/binding.dart:1083:9)
#121 SchedulerBinding._handleDrawFrame (package:flutter/src/scheduler/binding.dart:997:5)
#125 _invoke (dart:ui/hooks.dart:151:10)
#126 PlatformDispatcher._drawFrame (dart:ui/platform_dispatcher.dart:308:5)
#127 _drawFrame (dart:ui/hooks.dart:115:31)
(elided 5 frames from class _AssertionError and dart:async)

======== Exception caught by widgets library =======================================================
The following assertion was thrown building Navigator-[LabeledGlobalKey#a2f5b](dirty, dependencies: [HeroControllerScope, UnmanagedRestorationScope], state: NavigatorState#fc750(tickers: tracking 0 tickers)):
'package:flutter/src/widgets/navigator.dart': Failed assertion: line 5140 pos 12: '_history.isNotEmpty': is not true.

Either the assertion indicates an error in the framework itself, or we should provide substantially more information in this error message to help you determine and fix the underlying cause.
In either case, please report this assertion by filing a bug on GitHub:
https://github.com/flutter/flutter/issues/new?template=2_bug.md

The relevant error-causing widget was:
Navigator-[LabeledGlobalKey#a2f5b] Navigator:file:///home/khoujani/StudioProjects/student_note/lib/main.dart:216:11
When the exception was thrown, this was the stack:
#2 NavigatorState.build (package:flutter/src/widgets/navigator.dart:5140:12)
#3 StatefulElement.build (package:flutter/src/widgets/framework.dart:4919:27)
#4 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4806:15)
#5 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#6 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#7 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#8 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#9 RenderObjectElement.updateChildren (package:flutter/src/widgets/framework.dart:5825:32)
#10 MultiChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6375:17)
#11 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#12 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#13 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#14 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#15 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#16 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#17 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#18 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#19 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#20 RenderObjectElement.updateChildren (package:flutter/src/widgets/framework.dart:5825:32)
#21 MultiChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6375:17)
#22 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#23 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#24 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#25 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#26 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#27 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#28 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#29 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#30 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#31 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#32 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#33 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#34 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#35 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#36 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#37 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#38 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#39 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#40 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#41 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#42 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#43 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#44 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#45 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#46 StatelessElement.update (package:flutter/src/widgets/framework.dart:4883:5)
#47 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#48 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#49 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#50 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#51 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#52 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#53 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#54 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#55 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#56 RenderObjectElement.updateChildren (package:flutter/src/widgets/framework.dart:5825:32)
#57 MultiChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6375:17)
#58 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#59 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#60 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#61 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#62 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#63 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#64 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#65 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#66 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#67 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#68 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#69 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#70 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#71 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#72 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#73 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#74 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#75 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#76 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#77 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#78 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#79 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:6222:14)
#80 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#81 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#82 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#83 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#84 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#85 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#86 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#87 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#88 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#89 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#90 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#91 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#92 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#93 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#94 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#95 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#96 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#97 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#98 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#99 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#100 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#101 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#102 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#103 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#104 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#105 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#106 ProxyElement.update (package:flutter/src/widgets/framework.dart:5154:5)
#107 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#108 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#109 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#110 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#111 StatefulElement.update (package:flutter/src/widgets/framework.dart:5009:5)
#112 Element.updateChild (package:flutter/src/widgets/framework.dart:3530:15)
#113 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:4832:16)
#114 StatefulElement.performRebuild (package:flutter/src/widgets/framework.dart:4977:11)
#115 Element.rebuild (package:flutter/src/widgets/framework.dart:4529:5)
#116 BuildOwner.buildScope (package:flutter/src/widgets/framework.dart:2659:19)
#117 WidgetsBinding.drawFrame (package:flutter/src/widgets/binding.dart:891:21)
#118 RendererBinding._handlePersistentFrameCallback (package:flutter/src/rendering/binding.dart:370:5)
#119 SchedulerBinding._invokeFrameCallback (package:flutter/src/scheduler/binding.dart:1146:15)
#120 SchedulerBinding.handleDrawFrame (package:flutter/src/scheduler/binding.dart:1083:9)
#121 SchedulerBinding._handleDrawFrame (package:flutter/src/scheduler/binding.dart:997:5)
#125 _invoke (dart:ui/hooks.dart:151:10)
#126 PlatformDispatcher._drawFrame (dart:ui/platform_dispatcher.dart:308:5)
#127 _drawFrame (dart:ui/hooks.dart:115:31)
(elided 5 frames from class _AssertionError and dart:async)

[yalda-student]

Hi, thank you for the bug you report