WD My Passport Ultra

After my Passport foes a back up, it gives me the following message:
Recovery Store
{B4582D01-8848-11E3-BD35-00252294D5FF}.dat
{5E10858B-6769-11E8-959C-00252294D5FF}.dat
Errors
How can I find out what files these are, and how can I correct it so that it backs up correctly?

Hi Bobz1,

You should contact WD’s Technical Support about this.

To Contact WD for Technical Support

https://support.wdc.com/support/case.aspx?lang=en
The link below will allow you to call support.

Thank you Brandon.