Google analytics connector in Power BI Desktop rely on the Google Analytics Core Reporting API and the results of queries can't be guarantee. You can refer Use the Google Analytics connector for Power BI Desktop and Limitations and issues. What are the versions of your Power BI Desktop and Google Analytics Core API? And due to the instability of the connection, I suggest you migrating your data to other warehouses.
Best Regards, Community Support Team _ Yalan Wu If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.