Description
Due to a problem in the Quartus® II software Text Editor versions 11.1 and 12.0, highlighting a number in the Text Editor may cause the Quartus II Text Editor to freeze.
Resolution
To work around this issue, turn off the Highlight similar instances of a selected word option by following the steps below:
- Open the Quartus II Text Editor
- Select Options from the Tools menu
- Click on Text Editor in the Category window
- Turn off the option Highlight similar instances of a selected word
This problem is fixed beginning with the Quartus II software version 12.1.