Fix undo (Ctrl+Z) exception after not successful pasting

AvaloniaUI / AvaloniaEdit

Avalonia-based text editor (port of AvalonEdit)

MIT License

746 stars 148 forks source link

Closed KrzysztofDusko closed 7 months ago

KrzysztofDusko commented 7 months ago

fixes #398

KrzysztofDusko commented 7 months ago

test fails but.. Its not my fault .. @danipen, @maxkatz6 its very simple PR can you merge this into master ?