Need to move Back up

[freeway29]

Ok i did a back up on time machine on a external drive wich i use all the time , but how do i get the folder of the external to put on another drive or to leave it on the i mac as when ever i try it comes up with error code 1426

 

[spinnerlys]

CarbonCopyCloner and SuperDuper will help.

MRoogle is a good tool to search these fora for already existing threads about the same issue and may solve your problem.