Failure to save modifications to server

[flintstone]

I keep getting this message when apply changes. What should I do? I am using the Powerbi desktop 64 bit download from MS website as opposed to windows store. Also, I have enabled  parallel processing in Powerbi

[amitchandak · Accepted solution]

@flintstone , on of the solution in past said that it resolved using "Store datasets using enhanced metadata format"

https://community.powerbi.com/t5/Desktop/Failed-to-save-modifications-to-the-server-when-calling-API...

Second, connector issue

https://community.powerbi.com/t5/Desktop/Failed-to-save-modifications-to-server/m-p/345109

Also, check

https://github.com/microsoft/Analysis-Services/issues/50