Reasons Why iPhoto Library Won't Copy to External Hard Drive
- The external drive is not connected to the mac properly.
- You are using an older version of iPhoto application that does not support transferring to particular hard drive.
- If there is any application error in during the transferring process.
- The file size of the content is very large to be handled by the application for transferring.
If the issue is related with the iPhoto application you may have to upgrade the iPhoto or re install it. This may solve the problem but there is a danger that the images saved in the application may get erased. Now you must be thinking how to restore the pictures you have lost from iPhoto. The lost photos can be easily be restored if you had set up the Time Machine back up earlier. It can recover the images but what if it does not respond or shows any error in between the restoration process. You have to try any other solution for the lost iPhoto pictures.
The best option is touse the iPhoto recovery software which will recover almost every image that was deleted, corrupted or lost by any other reason. It will run the deep scan of your drive and then show you the preview in which you can select the images you want to restore. The software will now restore the photos back in the Mac drive. Now from there you can easily copy iPhoto library to external hard drive and this time you will not face iPhoto library won't copy to external hard drive error.