I have stuck with version 4.5.3 (2278) without any problems, but check this thread for older builds: http://forum.pspad.com/read.php?6,32145
The Beta Forum has more information on various builds: http://forum.pspad.com/list.php?6 -- Hankejh, ingk.com <http://forum.pspad.com/read.php?2,44302,44497> PSPad freeware editor http://www.pspad.com
