Hello,

We're getting "Unable to process the request. Wait a few minutes and try performing this operation again" when opening Excel file. 

Excel services are running. Anyone has any ideas? Thanks.

-Hubble

hii ,

This issue has been previously solved in the threads provided below, check these threads and follow the suggestions:

https://social.technet.microsoft.com/Forums/en-US/dc48676c-43f6-45f9-ab46-2ed6515c9660/unable-to-process-the-request-wait-a-few-minutes-and-try-performing-this-operation-again-excel?forum=sharepointadminprevious

https://social.technet.microsoft.com/Forums/en-US/fe45069d-0eb9-4c54-89ad-47016d10dd59/unable-to-process-the-request-wait-a-few-minutes-and-try-performing-this-operation-again?forum=sharepointgenerallegacy

Regards.

Hi,

This problem may cause by different reasons. Please check followings.

1. Disable the ASP.NET Impersonation at server level and SharePoint web services level.
   http://www.stefanjohansson.org/2013/03/excel-services-unable-to-process-the-request-wait-a-few-minutes-and-try-performing-this-operation-again/
2. Make sure the account running Excel Services have permissions to the content DB.
   http://support.microsoft.com/kb/981293
3. When error message only received when attempting to open .xlsx or .xlsm file, but no problem for .xls file, check out this blog.
   http://wwolfe.blogspot.com/2012/04/excel-services-is-unable-to-process.html
4. If problem still not resolved, we need to check out ULS log. And here is a similar thread should also help.
   http://social.technet.microsoft.com/wiki/contents/articles/9848.excel-services-2010-unable-to-process-the-request-maximum-private-bytes-size-exceeded-unable-to-complete-the-operation.aspx
   

Best Regards,

Lisa Chen