All Dataflows Suddenly Stopped Working – Invalid Credentials Error

Hi carlochecchia ,
Thanks for reaching out in Microsoft Fabric Community,
And thanks, aflath , for sharing the related thread discussing a similar issue.
It appears that the Microsoft product team has resolved the issue, and dataflows are now refreshing successfully. If the issue persists, please try clearing your browser cookies and cache before refreshing again.

If the problem still persists, please consider raising a support ticket with Microsoft.
Here is the link for support ticket: Microsoft Fabric Support and Status | Microsoft Fabric

Hope this gets resolved soon. Please reach out for further assistance.

If this post helps, then please consider Accept it as the solution to help the other members find it more quickly and a kudos would be appreciated.

Thank you.