first aid volume could not be unmounted imac

I've run a quick search on the disk with testdisk. Please keep in mind that I'm trying to stay away from DiskWarrior or any other paid tool, so it would be amazing if it can be repaired manually or with a free tool. Total sectors for embedded volume = 0 0x00 ** The volume could not be verified completely.Īlternate VHB is at block 1952853342 0x74662d5e Using cacheBlockSize=32K cacheTotalBlock=16384 cacheSize=524288K.Įxecuting fsck_hfs (version hfs-522.100.5). : (-69845)įrom sudo fsck_hfs -r -d /dev/disk2s2: journal_replay(/dev/disk2s2) returned 0 Restoring the original state found as unmounted.įile system verify or repair failed. The volume could not be verified completely. sudo fsck_hfs -r -d /dev/disk2s2 returns same results.

Running 'First Aid' on disk2s2 results in 'Invalid catalogue PEOF'. When I do this, the media drive mounts onto the computer ( disk2), but the actual drive itself ( disk2s2) is refusing to mount. Disk Utility checks and repairs the disk.I'm attempting to mount my nearly filled up 1TB Mac OS Extended External Hard Drive to my MacBook Air 13' which is running MacOS Catalina 10.15.7. Select your Startup Disk (usually named 'Macintosh HD').Click the disclosure triangle to the left of the hard drive icon to display the names of your hard disk volumes and partitions.When your computer finishes starting up, choose Disk Utility from the Utilities window, or from the Installer menu if you're started from an installation disc.If you're using an older version of OS X and your computer came with a Mac OS X Install disc, insert the installation disc and restart the computer while holding the C key instead. If you're using OS X Lion or later, start the computer from Recovery System or Internet Recovery.Use these steps to use the Disk Utility app to verify or repair a disk. Resolve startup issues and perform disk maintenance with Disk Utility and fsck You may also want to use Disk Utility from Recovery if the previous steps don't work: Using Disk Utility to verify or repair disks - Apple Support If you have any files open from this volume, it is best to restart your Mac and attempt the same process again. I understand that you're receiving an error within Disk Utility while attempting to repair the volume. Thanks for visiting Apple Support Communities!

First aid volume could not be unmounted imac