键盘弹出状态pop时抛异常

[ShinyG]

[VERBOSE-2:ui_dart_state.cc(148)] Unhandled Exception: Looking up a deactivated widget's ancestor is unsafe. At this point the state of the widget's element tree is no longer stable. To safely refer to a widget's ancestor in its dispose() method, save a reference to the ancestor by calling inheritFromWidgetOfExactType() in the widget's didChangeDependencies() method.

0 Element._debugCheckStateIsActiveForAncestorLookup. (package:flutter/src/widgets/framework.dart:3389:9)

1 Element._debugCheckStateIsActiveForAncestorLookup (package:flutter/src/widgets/framework.dart:3403:6)

2 Element.ancestorStateOfType (package:flutter/src/widgets/framework.dart:3451:12)

3 CoolKeyboard.hideKeyboard (package:cool_ui/keyboards/keyboard_manager.dart:174:14)

4 CoolKeyboard.interceptorInput. (package:cool_ui/keyboards/keyboard_manager.dart:56:11)

#5 _DefaultBinaryMessenger.send (package:flutter/src/services/binary_messenger.dart:128:21) #6 MethodChannel.invokeMethod (package:flutter/src/services/platform_channel.dart:309:51) #7 OptionalMethodChannel.invokeMethod (package:flutter/src/services/platform_channel.dart:424:36) #8 TextInputConnection.close (package:flutter/src/services/text_input.dart:664:32) #9 EditableTextState._closeInputConnectionIfNeeded (package:flutter/src/widgets/editable_text.dart:1169:28) #10 EditableTextState.dispose (package:flutter/src/widgets/editable_text.dart:940:5) #11 StatefulElement.unmount (package:flutter/src/widgets/framework.dart:4107:12) #12 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1737:13) #13 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #14 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #15 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #16 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #17 Iterable.forEach (dart:core/iterable.dart:277:30) #18 _RenderDecorationElement.visitChildren (package:flutter/src/material/input_decorator.dart:1467:24) #19 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #20 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #21 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #22 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #23 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #24 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #25 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #26 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #27 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #28 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #29 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #30 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #31 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #32 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #33 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #34 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #35 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #36 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #37 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #38 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #39 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #40 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #41 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #42 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #43 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #44 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #45 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #46 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #47 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #48 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #49 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #50 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #51 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #52 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #53 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #54 MultiChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5181:16) #55 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #56 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #57 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #58 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #59 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #60 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #61 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #62 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #63 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #64 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #65 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #66 MultiChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5181:16) #67 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #68 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #69 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #70 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #71 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #72 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #73 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #74 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #75 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #76 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #77 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #78 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #79 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #80 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #81 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #82 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #83 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #84 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #85 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #86 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #87 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #88 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #89 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #90 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #91 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #92 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #93 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #94 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #95 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #96 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #97 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #98 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #99 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #100 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #101 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #102 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #103 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #104 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #105 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #106 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #107 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #108 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #109 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #110 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #111 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #112 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #113 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #114 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #115 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #116 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #117 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #118 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #119 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #120 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #121 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #122 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #123 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #124 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #125 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #126 MultiChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5181:16) #127 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #128 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #129 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #130 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #131 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #132 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #133 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #134 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #135 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #136 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #137 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #138 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #139 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #140 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #141 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #142 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #143 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #144 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #145 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #146 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #147 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #148 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #149 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #150 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #151 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #152 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #153 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #154 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #155 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #156 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #157 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #158 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #159 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #160 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #161 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #162 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #163 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #164 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #165 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #166 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #167 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #168 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #169 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #170 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #171 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #172 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #173 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #174 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #175 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #176 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #177 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #178 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #179 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #180 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #181 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #182 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #183 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #184 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #185 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #186 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #187 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #188 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #189 MultiChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5181:16) #190 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #191 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #192 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #193 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #194 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #195 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #196 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #197 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #198 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #199 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #200 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #201 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #202 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #203 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #204 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #205 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #206 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #207 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #208 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #209 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #210 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #211 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #212 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #213 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #214 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #215 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #216 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #217 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #218 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #219 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #220 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #221 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #222 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #223 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #224 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #225 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #226 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #227 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #228 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #229 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #230 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #231 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #232 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #233 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #234 SingleChildRenderObjectElement.visitChildren (package:flutter/src/widgets/framework.dart:5080:14) #235 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #236 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #237 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #238 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #239 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #240 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #241 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #242 _InactiveElements._unmount. (package:flutter/src/widgets/framework.dart:1735:7) #243 ComponentElement.visitChildren (package:flutter/src/widgets/framework.dart:3955:14) #244 _InactiveElements._unmount (package:flutter/src/widgets/framework.dart:1733:13) #245 ListIterable.forEach (dart:_internal/iterable.dart:39:13) #246 _InactiveElements._unmountAll (package:flutter/src/widgets/framework.dart:1746:25) #247 BuildOwner.finalizeTree. (package:flutter/src/widgets/framework.dart:2426:27) #248 BuildOwner.lockState (package:flutter/src/widgets/framework.dart:2258:15) #249 BuildOwner.finalizeTree (package:flutter/src/widgets/framework.dart:2425:7) #250 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding&PaintingBinding&SemanticsBinding&RendererBinding&WidgetsBinding.drawFrame (package:flutter/src/widgets/binding.dart:702:18) #251 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding&PaintingBinding&SemanticsBinding&RendererBinding._handlePersistentFrameCallback (package:flutter/src/rendering/binding.dart:285:5) #252 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding._invokeFrameCallback (package:flutter/src/scheduler/binding.dart:1016:15) #253 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding.handleDrawFrame (package:flutter/src/scheduler/binding.dart:958:9) #254 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding._handleDrawFrame (package:flutter/src/scheduler/binding.dart:874:5) #255 _rootRun (dart:async/zone.dart:1124:13) #256 _CustomZone.run (dart:async/zone.dart:1021:19) #257 _CustomZone.runGuarded (dart:async/zone.dart:923:7) #258 _invoke (dart:ui/hooks.dart:236:10) #259 _drawFrame (dart:ui/hooks.dart:194:3) [VERBOSE-2:ui_dart_state.cc(148)] Unhandled Exception: Looking up a deactivated widget's ancestor is unsafe. At this point the state of the widget's element tree is no longer stable. To safely refer to a widget's ancestor in its dispose() method, save a reference to the ancestor by calling inheritFromWidgetOfExactType() in the widget's didChangeDependencies() method. #0 Element._debugCheckStateIsActiveForAncestorLookup. (package:flutter/src/widgets/framework.dart:3389:9) #1 Element._debugCheckStateIsActiveForAncestorLookup (package:flutter/src/widgets/framework.dart:3403:6) #2 Element.ancestorStateOfType (package:flutter/src/widgets/framework.dart:3451:12) #3 CoolKeyboard.hideKeyboard (package:cool_ui/keyboards/keyboard_manager.dart:174:14) #4 CoolKeyboard.interceptorInput. (package:cool_ui/keyboards/keyboard_manager.dart:42:13) #5 _DefaultBinaryMessenger.send (package:flutter/src/services/binary_messenger.dart:128:21) #6 MethodChannel.invokeMethod (package:flutter/src/services/platform_channel.dart:309:51) #7 OptionalMethodChannel.invokeMethod (package:flutter/src/services/platform_channel.dart:424:36) #8 _TextInputClientHandler._scheduleHide. (package:flutter/src/services/text_input.dart:769:34) #9 _rootRun (dart:async/zone.dart:1120:38) #10 _CustomZone.run (dart:async/zone.dart:1021:19) #11 _CustomZone.runGuarded (dart:async/zone.dart:923:7) #12 _CustomZone.bindCallbackGuarded. (dart:async/zone.dart:963:23) #13 _rootRun (dart:async/zone.dart:1124:13) #14 _CustomZone.run (dart:async/zone.dart:1021:19) #15 _CustomZone.runGuarded (dart:async/zone.dart:923:7) #16 _CustomZone.bindCallbackGuarded. (dart:async/zone.dart:963:23) #17 _microtaskLoop (dart:async/schedule_microtask.dart:41:21) #18 _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)