Hello Dave,

Thanks for using our app and i am truly sorry for the late reply. This is Dorothy and i hope to be able to help you!

To start with, would you please kindly tell me whether you are using “Unchecking iTunes Backup” function? If so, this issue is caused due to lacking OpenCL drivers. It will be appreciated for your generous forgiveness and kind understanding.

Given this situation, would you please refer to below suggestions to solve this issue?

1. Please refer to link below to downloaded and install OpenCL:

https://drive.google.com/open?id=1KrYIRzlu-rUdb1PrxO_ZMwpNyFMrw_uO

2. If problem persists, would you please kindly send a screenshot about this issue to me for better analysis?

Please kindly tell me whether it works for you or not. 

Thank you so much for your generous forgiveness and kind feedback in advance.

Best regards,

Dorothy