Manfred, isn't it related with this thread? There is same issue but with 4.5.7 version related to new Avast! version http://forum.pspad.com/read.php?4,61323,61327#msg-61327
-- <http://forum.pspad.com/read.php?6,61308,61328> PSPad freeware editor http://www.pspad.com
