Hi @Anonymous ,
Ensure that your authentication token or credentials are valid and configured correctly, that you have all the required permissions, and that the values entered for tenantId, reportId, groupId, and datasetId are correct.
There may be a problem with the body of the request that is now using a connection string that does not match the Power BI design, this cannot be used directly with the new one and a matching one must be used, you can try the following rest api link and re-send it in the report to get the connection string that matches the template as the template to be modified, to modify the connection string that is being used.
Datasets - Get Datasources In Group - REST API (Power BI Power BI REST APIs) | Microsoft Learn
Datasets - Get Gateway Datasources In Group - REST API (Power BI Power BI REST APIs) | Microsoft Lea...
You can check out the following troubleshoot on Rest API error messages:
Troubleshoot Power BI REST APIs - Power BI | Microsoft Learn
You might consider using Fiddler to get more information about the error, perhaps related to RLS:
Solved: 400 Bad Request Error when embedding report - Microsoft Fabric Community
This is the related document, you can view this content:
Solved: Power BI REST API ExportTo Bad Request - Microsoft Fabric Community
Solved: Status code 400 (bad request) on some Admin API ca... - Microsoft Fabric Community
Solved: Power BI REST API Bad Request Object must implemen... - Microsoft Fabric Community
Solved: Rest API executeQueries Python - Microsoft Fabric Community
Best Regards,
Liu Yang
If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.
