Unable to copy files due to error code 36 on Mac OSX 10.6.4? Well, it is a common input/output error for Mac OS X Snow Leopard users mostly caused due to corruption in file system. Once the error occurred on your Mac system then you will be completely unable to to copy your data on external drives. The copying process may starts initially but it will be terminated soon with an annoying error message, error code 36 on Mac OSX 10.6.4. Furthermore, you will also be unable to perform any further read, write operation to the processes files unless or until the root issue resolved completely. There are chances that you files get corrupted due to incomplete processing and become inaccessible hence you should get rid of error code 36 on Mac OSX 10.6.4 as soon as possible. Anyway you can resolve this critical error issue on your Mac OS X Snow Leopard machine by using disk utility feature. In case if disk utility fails then you will have no other option but format your hard drive and reinstall OS properly. No need to worry about the formatted hard drive data because once error code 36 on Mac OSX 10.6.4 is resolved completely then you can easily get all your lost files back by suing third party Mac Data Recovery Software.