Do you have Windows 8.1? Did you set any compatibility mode for PSPad? If yes, switch it off.
This error occurred as connection of the 3 things together: Windows 8.1 + Wordwrap mode + Highlight matching brackets Switch off WordWrap mode (Ctrl+W) -- <http://forum.pspad.com/read.php?2,65161,65232> PSPad freeware editor http://www.pspad.com
