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Srinivas AnnamSrinivas Annam 

validation rule with multiselect picklist

when you are select values in a multi select picklist, it will not take more than 3 values,when you are select 4th value that can throw validation error can i write validation rule to this?
Aneske Meiring 10Aneske Meiring 10
Parker EdelmannParker Edelmann
Unfortunately, this is a high-maintenance solution, because if you add a value down the road, you will need to update the rule to include that in its evaluation.