Optical mouse problems

I can't find answers or a closely related discussion.
My Logitech Optical mouse started doing strange things today and was really bad, is now a bit better..but still not right.

I can't open the 3 different volume icons on my desktop, except by highlighting the icon and opening it under Finder/File/Open....or Command O.

Also, the screen/desktop occasionally and suddenly turns a deep blue-green shade and the windows zoom to opposite corners like....what? Expose? (not sure..don't use it). Just rapid, zooming windows.

I can now scroll and open folders..couldn't earlier; windows would flash open and immediately close; couldn't drag/move the finder or application windows around the desktop; can now. Most of the improvements came after dumping the Logitech updates and all related files.

I updated the Logitech software and the problem got a lot worse. Now I've tossed all the Logitech software and installed USB Overdrive 10.4.5; I've repaired permissions, run disk repair from a backup; rebuilt the directory w/DW; unplugged and plugged the mouse cable in again directly to the computer; rebooted.

The problem occurs even when I boot from either of two external HD bootable system volumes. I have also run all utilities and created new directories for them. All is green on DW so I assume, from running on three different systems, that the common problem is the mouse. The remaining problems seem to be:
-not being able to dbl or single click open the HD and other two volume icons on the desktop (I actually could for a while then lost it again); and
-the disturbing blue-green screen that occurs occasionally and suddenly with the zooming windows. If I run the cursor over the windows, I get a little oval tag that tells the name of the window. If I click on the desktop then they disappear and return to the way they were. It's all fast like when Dashboard Widgets appear and disappear.

Any ideas for help..please? I've been at it all day. Thanks.

iMac G5, 20 (Rev. A); 1.8 GHz; 233 GB; 2 GB Crucial, Mac OS X (10.4.7), iBook G4, 10.4.7; AEBS; BT mouse for laptop; OWC Mercury External F/W HD

Posted on Sep 18, 2006 12:35 AM

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2 replies

Sep 18, 2006 10:49 AM in response to Dedo

Have now discovered that a Safe Boot doesn't change anything, so I ran this terminal command and the result said each pref listed (and there were a lot) was OK.
find ~/Library/Preferences /Library/Preferences-type f -name "*.plist" | sed -e"s/\(.*\)/\"\1\"/" | xargs plutil -lint

I also discovered that when I have any app open, I can cause the dark blue-green screen by moving the cursor to the top left corner of the screen.

This problem came on rather suddenly and I'm trying to think of what's new w/apps..think I updated ClamXav.app shortly before this started. I rarely use that but when I opened it, got the prompt for an update, so I did. Think I'll dump that and see what happens.

Please..anyone out there have any idea what this problem is or what else I can check? Wasn't ClamXav!

Sep 18, 2006 1:08 PM in response to Dedo

Well, I solved my own problem. The bizarre things described above were resolved by moving my System Preferences/Keyboard & Mouse/mouse Double-Click speed back down to the THIRD hash mark from Fast (and I also moved Tracking and Scrolling, too). Since, from what I had read in Discussions, I knew I didn't have mine set on Fast, I didn't think that was the problem. I checked and it was one hash mark below the Fast setting. For some reason one mark back apparently wasn't good enough for the Desktop Volume icons. Everything opened except them. By moving the setting back to the third hash, everything is working normally again. I have NO idea why that also effected the blue-green screen problem but that has gone, too. Hallelujah...for now! Wonder what it'll be next?

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Optical mouse problems

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