(You can move it again if you wish, of course.) If the move succeeds, the file gets updated to use the new data location.This move may succeed or fail without displaying any alert. The repair utility attempts to move the data of the existing overlapped file (or files) to a new location on your hard disk.Repeat these process until no errors appear.Īs further noted in Knowledge Base article #25770, there are a number of outcomes from these attempted repairs: Once properly booted, type the command fsck at the prompt. To startup in single user mode, hold down the "Command" and "S" keys simultaneously at startup.
#NORTON ANTIVIRUS MAC 10.4 MAC OS X#
Repair the disk while booted in single user mode if you do not have access to a retail Mac OS X 10.4.x (Tiger) DVD/CD.Launch Disk Utility on the unproblematic machine and use it to repair your normal startup disk. Boot your Mac in FireWire target disk mode while connected to another system that is running Mac OS X 10.4.2.Startup from your Mac OS X 10.4.2 DVD/CD and run Disk Utility from the "Utilities" menu, and use the "Repair Disk" function.Under Mac OS X 10.4.2, however, you can perform these repairs with Disk Utility. Under previous versions of Mac OS X (prior to 10.4.2), the only way to repair this problem was to either format (erase) the damaged volume and re-install Mac OS X, or use a third-party utility like DiskWarrior. If you use Disk Utility (located in Applications/Utilities) to verify your startup volume and receive this error message, you will need to repair it.
#NORTON ANTIVIRUS MAC 10.4 INSTALL#
If Disk Utility or fsck reports this issue on your Mac OS X volume, do not install any additional software " Although this is a very rare situation, at least one of the affected files will likely have data loss. "Overlapped extent allocation means that two files occupy the same space on your hard disk. New version of Disk Utility can fix "overlapped extent allocation" errors As noted in Knowledge Base article #25770, the version of Disk Utility (10.5.1) included with Mac OS X 10.4.2 can fixed overlapped extent allocation errors - problems with disk directory structure that can cause a variety of issues including data loss.
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