Oh, if the texture references aren't correct you're in an never ending loop and have to ctl-alt-del out. It's a mess, and can happen whether you're using PBoost or not, CorrectReference is a major boon. XP started doing this recently to me and it was hell. This happened mostly with FS with mats that didn't tell me where to put the texture files. I thought, oh well, I could do it manually-- uh uh! Emily