How to fix error: OfficeImportErrorDomain error 912 on Iphone

Description: How to fix error: OfficeImportErrorDomain error 912 when you Trying to open or "Preview" an Excel file via the Gmail, SharePlus app and getting Error: This operation couldn't be completed. (OfficeImportErrorDomain error 912.)

How to fix error: OfficeImportErrorDomain error 912 when you Trying to open or "Preview" an Excel file via the Gmail, SharePlus app  and getting Error: This operation couldn't be completed. (OfficeImportErrorDomain error 912.)

This error is still not fixed by any way.

You need open by another app and not preview

Please fixed it by video :