
Processor : Intel Core 2 Duo Processor
CPU Speed : 1.5GHz or above
Operating System : Mac OS X 10.3.9, 10.4 Tiger, 10.5 Leopard and Snow Leopard
Memory : Minimum 512 MB (1 GB recommended)
Hard Disk : 40 MB of free disk space
"Undelete Mac file has helped me to recover my important files which i had deleted accidentally. This software is really great and helped me from a great loss." Anna, UK
"It's really work. Yes i was not sure about the software performance but it really recovered all my deleted files and data back. lot of appreciation and thanks to the team." Thanks, Boris
Sometimes Mac users have complained about inaccessible external Macintosh hard drive. In this situation you may receive an error message like:
"The disk is unreadable: Do you want to initialize it now?"
You can use disk utility tool to solve this error on your system. Disk utility is an inbuilt tool of Mac OS X operating system that helps to repair hard drive. If hard drive gets damaged and you need to format or repartition it then disk utility can help you to do so. Mac disk utility can be used to perform hard drive related works, create disk image, check hard drive integrity and change partition table. But sometimes Mac disk utility fails to solve the problem and you may receive more error messages while accessing this inbuilt tool. These types of error messages indicate about damage in disk utility tool. In this situation you cannot perform any repair task by using this tool. Some common errors messages that you receive after Mac hard drive fails are:
If you are managing with any such situation or if Mac disk utility failed to repair damaged hard drive then you can solve these errors accordingly. Invalid node structure error is most critical error in all known disk utility related errors. You have two options to solve these errors.

You can follow these steps if Mac disk utility failed to perform any repair work. Hard drive initialization is tree step process as disk formatting, disk verification and disk zeroing. In both options all data present in hard drive will be erased and there will be a fresh installation. This is effective way to solve disk utility fails problem. But this is not a safe way to repair disk utility tool. You will loss all Mac data while performing these steps. It is recommended to follow these steps only if you have full system back-up.
In other situation you can use undelete Mac file software to get back related data. You can also use Mac disk utility repair tool to solve the problem automatically. This software is an effective solution and best thing is it repairs disk utility without any change in data. Use this software if Mac disk utility fails to repair hard drive.
Launch Mac data recovery software
Now select volume for recovery of deleted data
Select file type
Now Start Scan
After scanning software recovers all deleted files including trashed one. From here restore files which you want at your specified location.