I've seen that there are reports on misbehaviour of PSPad editor when it is left open for very long time and the OS is put to "Hibernate" or "Stand by" mode (e.g. http://forum.pspad.com/read.php?4,65340,page=3#msg-67233). Maybe a future build without a memory manager would help you.
-- <http://forum.pspad.com/read.php?4,66144,67235> PSPad freeware editor http://www.pspad.com
