Forum Discussion
kcantor
Community Champion
Community ChampionExpression.Error: The key did not match any rows in the table
I have a data set that has refreshed successfully in the past. It was built 3 days ago and refreshed fine for two days. Now I cannot refresh it either on the desktop version or from services. The err...
Ran into this issue myself within the Power BI Desktop and was able to resolve the issue through the following:
- Select Edit Queries from the menu to open the Query Editor
- Use the left hand menu to select one of the queries having the issue (will have the triangular warning sign)
- On the applied steps menu at the right select the source step.
- In the top menu bar, select Refresh Preview.
In my case there were several queries having this same issues and the steps above resolved each of them.
Hope this helps -
I faced this issue when I changed my schema/authentication credentials. (I was connecting to same database instance - but was connecting to different schemas/username-passwords).
In effect I was connecting to a instance with an user which did not have permission to query the original object saved in the query.
Once I updated the user in (Query-> Edit -> Data Source Settings, it refreshed for me.