Hi,
I tried using the label parameter but this isn´t working as I expected.
If I pick just one value then it shows the correct one.
If I pick two or more values then it just shows all.
See this screenshot:
![](data:image/png;base64,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)
Is there some kind of option to enable multi select?
Thanks.
Regards,
Patrick