
Ex: Jon's Contact Role = CEO, on the same account, Kim tries to select CEO as her Contact Role, I need the VR to fire here
4 réponses
So, that wouldn't be possible using a validation rule, but there is another workaround for this. See the answer posted by Sunil in the link below:
https://success.salesforce.com/answers?id=90630000000ZhcgAAC