Receiving an "Argument_AddingDuplicate" error

[MelissaBitters__Local_]

I am receiving this error when trying to add a list as a layer to a map....any suggestions???

[ATTACH=CONFIG]26696[/ATTACH]

[KatherineDalton]

Hi Melissa,

Unfortunately that error isn't very descriptive. I'd recommend you contact Esri Support and they can help you with the issue.

Katy