Refresh error on PowerBI

Hello,lbendlin and R1k91 ,thanks for your concern about this issue.

Your answer is excellent!
And I would like to share some additional solutions below.

Hi,Newton7633 .I am glad to help you.

It looks like you are experiencing an issue with the gateway going offline in Power BI Service. If you are an admin, please check this by referring to the link below, if you are not an admin, please contact your IT department and report the situation.
View and manage on-premises data gateways - Power Platform | Microsoft Learn
Solved: Your data gateway (Power BI – personal) is offline... - Microsoft Fabric Community

I hope my suggestions give you good ideas, if you have any more questions, please clarify in a follow-up reply.
Best Regards,
Carson Jian,
If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.