I notice my signature block showing my system set up was not appended to this,  
 I don,t know why so I will give it here and also try to append it
iMac  10.1
intel core2 Duo 3.06 GHz
12 GB  RAM
1.0  TB HD
OSX 10.7.5

Barry

iMac 10,1
Intel Core 2 Duo 3.06 GHz 
12GB RAM
1.0 TB HD
OS X 10.7.5













On 06/06/2013, at 7:52 AM, Barry Sexstone wrote:

> I am still having problems with my Seagate 2TB external disk my and back up 
> regime as I mentioned in my email of 3rd June.   My usual method is to have 
> Carbon Copy Cloner run an incremental backup daily.  The initial backup runs 
> OK but 24Hrs later the incremental backup does not run with an error message 
> saying "Could not find BU"  BU being the name I have assigned to the external 
> disk.   The disk then failed to eject when requested saying  "cannot eject BU 
> as a program is using it"   I presume this was CCC still trying to find the 
> disk.   I managed to force eject the disk.   I have done all the obvious 
> things, reformatted, run repair disk etc and I noted that when I tried to 
> reformat initially I had a "could not Unmount" message which I overcame by 
> clicking on the Unmount button.
> 
> I have tried running a Super Duper backup system and a similar problem 
> occurred.   The initial backup ran with no apparent problem but the 
> incremental the next day failed with the message "could not establish 
> ownership of BU"
> 
> Can anyone spread any light on this problem or point me in a suitable 
> investigative direction?
> 
> Thanks
> 
> Barry
> 
> 
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