Mac OS X 10.4: Intel-based Mac startup issue after installing QuickTime 7.1

After installing QuickTime 7.1 on an Intel-based Mac, the computer might not completely start up if third-party startup items are installed. Startup stalls before the desktop appears. If your computer uses a wireless connection, please skip to the section named "For computers using wireless connections."

Solution

1. Start in Safe Mode by holding the Shift key during start up.
   
   Tip: If the startup process is stalled, you can hold the computer's power button a few seconds to shut down your computer.
   
   
2. Download and install QuickTime 7.1.1 or later.

The computer should now start up normally.

For computers using wireless connections

This second set of steps works for computers that use a wireless connection, such as a built-in AirPort Extreme card, to connect to a wireless access point. If you live in an area where the Internet reaches your home wirelessly but then connects to your computer via a wire, please use the section above.

1. Start in Safe Mode by holding the Shift key during start up.
   
   Tip: If the startup process is stalled, you can hold the computer's power button a few seconds to shut down your computer.
   
   
2. Click the Finder icon in the Dock.
3. Choose Go > Go to Folder... .
4. Type: /Library/StartupItems/
5. Click Go.
6. Drag the contents of the StartupItems folder to your desktop.
7. Restart.
8. Download and install QuickTime 7.1.1 or later.
9. Repeat steps 2 through 5.
10. Drag the items you moved to your desktop in step 6 back into the StartupItems folder.

The computer should now start up normally.

This document will be updated as more information becomes available.

Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple's recommendation or endorsement. Please contact the vendor for additional information.