Trying to minimize causes freezing

I've had a lot of problems with my computer lately, but I just now figured out what triggers at least some of them.

Anytime I try to minimize a program or document (either by double-clicking or hitting the yellow button in the corner), the program suddenly becomes unresponsive. No beachball of death, it just freezes up and ignores everything I try to do. The entire dock also becomes unresponsive, and I can't force quit the program. Eventually, I just have to do a hard reset.

My system preferences are marked to minimize when I double click the window. Is there any idea what this means, or how I can fix it?

MacBook, Mac OS X (10.5.2)

Posted on Mar 29, 2008 12:06 PM

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4 replies

Mar 30, 2008 10:06 AM in response to mbh069

Yes, the same problem occurs if I create a new user. And I have tried Disk Utility, but it couldn't find anything wrong. I even tried TechTool Pro, but it would get stuck about halfway into maitanance.

Don't know if it's related, but a few programs are also shutting down while I'm performing normal tasks, like iTunes when I play a video, or iPhoto when I import any photos. These also occur in the test user.

I also removed the preference lists for everything (system preferences, iTunes and iPhoto), with no luck. Any ideas? I'm really stumped.

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Trying to minimize causes freezing

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