Apple Toolbox

Users with PGP Whole Disk Encryption may encounter an issue in which their Macs will not boot after updating to Mac OS X 10.6.5. This is caused by the fact that Mac OS X 10.6.5 overwrites a boot file created by the PGP software (which the tool uses to force authentication during booting) with one [...]

Several users have reported an issue in which iTunes 10 exhibits one of the following problems when attempting to burn discs: erroneously displays a message indicating that blank compact discs are not blank when the user attempts to burn a CD using the “Burn Disc” button disc burning fails with the message “Writing Disc Error” [...]

Some users have reported an issue in which iTunes 10 for Mac OS X crashes on launch. There are a few potential causes for this issue, and corresponding fixes. Remove third-party add-ons. Start iTunes in safe mode by holding down the Option and Command keys (Mac) or the Shift and Control keys (Windows) while launching [...]