[BUG]: Error Widget

[Gonzukum]

• Operating system: android
• Version: 1.18.0

Exception

Null check operator used on a null value

StackTrace

#0 SelectableRegionState.endGlyphHeight (package:flutter/src/widgets/selectable_region.dart:1216)
#1 SelectableRegionState.contextMenuAnchors (package:flutter/src/widgets/selectable_region.dart:1094)
#2 new AdaptiveTextSelectionToolbar.selectableRegion (package:flutter/src/material/adaptive_text_selection_toolbar.dart:177)
#3 SelectionArea._defaultContextMenuBuilder (package:flutter/src/material/selection_area.dart:96)
#4 SelectableRegionState._onAnyDragEnd. (package:flutter/src/widgets/selectable_region.dart:694)
#5 SelectionOverlay.showToolbar. (package:flutter/src/widgets/text_selection.dart:1426)
#6 ContextMenuController.show. (package:flutter/src/widgets/context_menu_controller.dart:65)
#7 _OverlayEntryWidgetState.build (package:flutter/src/widgets/overlay.dart:398)
#8 StatefulElement.build (package:flutter/src/widgets/framework.dart:5592)
#9 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:5480)

[github-actions]

This issue is stale because it has been open for 120 days with no activity.