Error detected OLE DB

Hi Euge

Please update the version of desktop and test again. Below are some similar posts for your reference. If it is not your case, please share more details for your scenario so that we could help further on it. You may also submit a support ticket to get more help.

https://powerbi.microsoft.com/en-us/support/

https://community.powerbi.com/t5/Desktop/failed-to-save-modifications-to-the-server-Error-returned-OLE-DB/m-p/384890

https://community.powerbi.com/t5/Desktop/Data-refresh-error-OLE-DB-or-ODBC-error-Exception-from-HRESULT/td-p/39691

Regards,

Cherie