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[byue666]

'package:flutter/src/widgets/text.dart': Failed assertion: line 269 pos 10: 'data != null': A non-null String must be provided to a Text widget.
#0 _AssertionError._doThrowNew (dart:core-patch/errors_patch.dart:40:39)
#1 _AssertionError._throwNew (dart:core-patch/errors_patch.dart:36:5)
#2 new Text (package:flutter/src/widgets/text.dart:269:10)
#3 _CommonListPageState.build (package:gsy_github_app_flutter/page/common_list_page.dart:144:22)
#4 StatefulElement.build (package:flutter/src/widgets/framework.dart:4047:27)
#5 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3941:15)
#6 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#7 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#8 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#9 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#10 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#11 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#12 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#13 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#14 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#15 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#16 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#17 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#18 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#19 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#20 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#21 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#22 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#23 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#24 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#25 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#26 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#27 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#28 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#29 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#30 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#31 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#32 MultiChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5233:32)
#33 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#34 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#35 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#36 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#37 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#38 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#39 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#40 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#41 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#42 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#43 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#44 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#45 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#46 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#47 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#48 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#49 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#50 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#51 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#52 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#53 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#54 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#55 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#56 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#57 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#58 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#59 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#60 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#61 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#62 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#63 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#64 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#65 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#66 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#67 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#68 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#69 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#70 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#71 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#72 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#73 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#74 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#75 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#76 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#77 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#78 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#79 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#80 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#81 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#82 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#83 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#84 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#85 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#86 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#87 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#88 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#89 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#90 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#91 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#92 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#93 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#94 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#95 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#96 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#97 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#98 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#99 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#100 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#101 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#102 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#103 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#104 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#105 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#106 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#107 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#108 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#109 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#110 SingleChildRenderObjectElement.mount (package:flutter/src/widgets/framework.dart:5127:14)
#111 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#112 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#113 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#114 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#115 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#116 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#117 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#118 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#119 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#120 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#121 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#122 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#123 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#124 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#125 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#126 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#127 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#128 ComponentElement._firstBuild (package:flutter/src/widgets/framework.dart:3924:5)
#129 StatefulElement._firstBuild (package:flutter/src/widgets/framework.dart:4088:11)
#130 ComponentElement.mount (package:flutter/src/widgets/framework.dart:3919:5)
#131 Element.inflateWidget (package:flutter/src/widgets/framework.dart:3101:14)
#132 Element.updateChild (package:flutter/src/widgets/framework.dart:2904:12)
#133 RenderObjectElement.updateChildren (package:flutter/src/widgets/framework.dart:4910:32)
#134 MultiChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:5243:17)
#135 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#136 _TheatreElement.update (package:flutter/src/widgets/overlay.dart:607:16)
#137 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#138 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#139 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#140 StatefulElement.update (package:flutter/src/widgets/framework.dart:4120:5)
#141 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#142 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#143 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#144 ProxyElement.update (package:flutter/src/widgets/framework.dart:4254:5)
#145 _InheritedNotifierElement.update (package:flutter/src/widgets/inherited_notifier.dart:94:11)
#146 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#147 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:5134:14)
#148 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#149 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#150 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#151 StatefulElement.update (package:flutter/src/widgets/framework.dart:4120:5)
#152 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#153 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:5134:14)
#154 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#155 SingleChildRenderObjectElement.update (package:flutter/src/widgets/framework.dart:5134:14)
#156 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#157 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#158 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#159 StatelessElement.update (package:flutter/src/widgets/framework.dart:4016:5)
#160 Element.updateChild (package:flutter/src/widgets/framework.dart:2893:15)
#161 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3961:16)
#162 Element.rebuild (package:flutter/src/widgets/framework.dart:3738:5)
#163 BuildOwner.buildScope (package:flutter/src/widgets/framework.dart:2348:33)
#164 WidgetsBinding.drawFrame (package:flutter/src/widgets/binding.dart:760:20)
#165 RendererBinding._handlePersistentFrameCallback (package:flutter/src/rendering/binding.dart:280:5)
#166 SchedulerBinding._invokeFrameCallback (package:flutter/src/scheduler/binding.dart:1033:15)
#167 SchedulerBinding.handleDrawFrame (package:flutter/src/scheduler/binding.dart:975:9)
#168 SchedulerBinding._handleDrawFrame (package:flutter/src/scheduler/binding.dart:891:5)
#169 _rootRun (dart:async/zone.dart:1124:13)
#170 _CustomZone.run (dart:async/zone.dart:1021:19)
#171 _CustomZone.runGuarded (dart:async/zone.dart:923:7)
#172 _invoke (dart:ui/hooks.dart:249:10)
#173 _drawFrame (dart:ui/hooks.dart:207:3)