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I have an shared excel document stored on SharePoint online which I have created a report from PowerBI Desktop. I can refresh the data successfully in desktop. The problem is that once I have published it to servicewhile running a schedhule refresh,it giving me an error "Data source errorExpression.Error: The key didn't match any rows in the table.. Key = <ccon>"
This error means you have an issue on the Excel sheet name. Try to download and run the report from power bi desktop
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