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Blue screen hangs logging in as main user (tried extensive troubleshooting)

My systems state has been progressively declining...

First symptoms: while using my external FW drive, under heavy read/write use the drive would unexpectedly unmount, giving the "unmount your drive before disconnecting it to avoid data loss" message.

I ran DiskWarrior on the external drive. It still would unmount. Somewhere online I read that zapping the PRAM may fix it. I did that. That's when things got bad.

My computer began beachballing all over the place, so I rebooted. Full disclosure: it's been running slow sometimes due to the SOHO Sync process (I am running the SOHO Notes 5.7.0 beta, and I haven't ruled out this software as the culprit). Upon reboot, it would hang on a blank blue (aqua) screen - after the gray screen but before the login window or anything.

I booted into single-user mode and ran fsck. It found nothing wrong.

Tried to boot into Safe mode extensively. Sometimes I could get to the login screen. Tried extensively logging in as my user, it would just hang on a blue screen. The secondary user works, although sometimes verrrry slow (beachballs).

I began following the instructions in this article. Many of the first solutions (#'s 1-3) involve Safe mode, but since my account couldn't get into Safe mode I began moving Preference files and such using single-user mode (#'s 4-6). On step 7, I got through items a-m, but the rest of it is contingent upon being able to log in, which I still was not.

Using the secondary login, I was able to open Console and glean some information from that. mdimportserver was crashing over and over again, sometimes causing crashdump to crash as well. I figured this explained the slow performance and intermittent beachballing while using the secondary user. lsregister was also crashing occasionaly. In system.log, I saw several I/O errors.

Finally I decided to run DiskWarrior from the CD. It found some errors (I can post the report later) and corrected them. I rebooted, still would blue screen on my login name.

I reset the PMU. After this the secondary user ran pretty much normally for a short time. I removed the couple third-party mdimport files (Spotlight plugins) I could using the list dump from running mdimportserver -L and renaming the third party ones. (I know SOHO Notes includes Spotlight support now, but I could not find their plugin for the life of me, I'm not sure how they have enabled Spotlight support).

Still getting I/O errors in system.log. The secondary user is not working very well anymore (slower w/ beachballs).

This whole time the SMART status of my boot drive has been "Verified"

So - is my drive dead?



PowerBook G4 1.5Ghz (12) Mac OS X (10.4.2)

Posted on Feb 11, 2007 12:37 PM

Reply
3 replies

Feb 11, 2007 5:53 PM in response to Andrman

Update:

Using the secondary user in Safe Mode has allowed functionality enough to reformat an external drive with Disk Utility (although the drive spun down and Disk Utility didn't do anything while still saying 7 minutes left on the zero-all operation).

I force quit Disk Utility and reboot into Safe Mode. Got the startup progress bar, then the blue screen, then the screen went to a black with white lettering saying:

<time & host name> getty: /dev/console: Operation not supported by device

Then it would go back to aqua blue for a few moments, then back to this.

Blue screen hangs logging in as main user (tried extensive troubleshooting)

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