Hi
Do you connect to PWA instance with Power BI Desktop or Service?
Which language is your PWA instance created in?
Did you or your coworkers modify PWA?
If so, please refer to this article to slove the error.
Note that you need to have Portfolio Viewer, Portfolio Manager or Administrator permissions for the Project Web App you are connecting to.
Best Regards
Maggie
Community Support Team _ Maggie Li
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