Forum Discussion
Katebrk
Helper I
Helper I[0] -1056505856: COM error: Microsoft.PowerBI.ReportServer.ASEngineManagedRoot, Datasource
Hello! I have the following situation: I've uploaded my report to Report Server. The data source that I use in report - is Azure SQL Database. Now I am trying to schedule refresh, but the followin...
Hi Kate, we have fixes for various Datasource Not Found issues in the Report Server May 2021 release. Are you able to upgrade to see if this fixes your problem?
seba
Helper II
Helper IIAny mitigations for the following error - [0] -1056505856: COM error: Microsoft.PowerBI.ReportServer.ASEngineManagedRoot, The given data source kind is not supported. Data source kind: UnknownCallsite..
gsprague
Microsoft Employee
Microsoft EmployeeHi, UnknownCallsite is an error message indicating dynamic datasources. Those are not supported for refresh. Here are some docs for further information:
Power BI report data sources in Power BI Report Server - Power BI | Microsoft Docs
Power BI report scheduled refresh in Power BI Report Server - Power BI | Microsoft Docs