When you first open a debugger frame, the method text is selectable but not editable. Stepping in that frame makes the text editable. You can't do anything with your edit. Deselecting and re-selecting the frame restores the original source.
The source should remain non-editable after stepping.
When you first open a debugger frame, the method text is selectable but not editable. Stepping in that frame makes the text editable. You can't do anything with your edit. Deselecting and re-selecting the frame restores the original source.
The source should remain non-editable after stepping.