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Srinivas 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 msg.how can i write validation rule to this?
https://success.salesforce.com/answers?id=90630000000h1cIAAQ
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.