diff --git a/star.debug/lib/pages/dialogs/confirm.dart b/star.debug/lib/pages/dialogs/confirm.dart
index 5a7387a..3c4a84b 100644
--- a/star.debug/lib/pages/dialogs/confirm.dart
+++ b/star.debug/lib/pages/dialogs/confirm.dart
@@ -40,6 +40,8 @@ class _ConfirmDialogState extends State<ConfirmDialog>
             content: widget.markdown ? MarkdownBody(
               // styleSheet: style,
               selectable: true,
+              // try to fix NPE ... wait for fixes
+              onSelectionChanged: (String? text, TextSelection selection, SelectionChangedCause? cause) {},
               data: widget.text,
             ) : Text(widget.text),
             actions: <Widget>[
diff --git a/star.debug/lib/pages/dialogs/hint.dart b/star.debug/lib/pages/dialogs/hint.dart
index 6d51074..fb8c7e3 100644
--- a/star.debug/lib/pages/dialogs/hint.dart
+++ b/star.debug/lib/pages/dialogs/hint.dart
@@ -93,6 +93,8 @@ class _HintDialogState extends State<HintDialog>
             MarkdownBody(
               styleSheet: style,
               selectable: true,
+              // try to fix NPE ... wait for fixes
+              onSelectionChanged: (String? text, TextSelection selection, SelectionChangedCause? cause) {},
               data: widget.hint,
             ),
           ],