Forum Discussion
Solved
PowerBi Append two table with error message "Expression.Error: The field 'xxx' already exists
Hi I started getting errors this week (3/13/2023) when processing append tables in power query. The message descrinbes there is a certain field has exist but from my understadning, when appendi...
Does adding Table.StopFolding(<<table>>) around both tables still result in an error?
I.e.
Table.Combine({Table.StopFolding(<<table>>), Table.StopFolding(<<table>>)})
Also, what version of Power Bi (or Excel) are you using?
It did work.
The Datasource is Dataflows using the PowerPlatform.Dataflows() connector in my case.
I wasted 3 hours thinking I was doing something wrong, so was glad to find this post.
Would love to know what has changed and whether this will potentially break existing Datasets.
I would also like to know, but haven't been able to reporduce this problem.