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Daniel MadhureDaniel Madhure 

OpportuntyTeammember Trigger

Hello Guys,

I have user (lookup field )on opportunty i want to make that field manadatory through trigger..

i want show message user is manadatory field please select user.

trigger opportunityTeamMemberTrigger  on OpportunityTeamMember (Before Insert, Before Update) {
     for (OpportunityTeamMember oppTeam: Trigger.new)
       { 
           
           if(oppTeam.User == Null){
           
           
           oppTeam.addError('please select the user');
                     
           }
                  
                } 
      
}


the trigger is active and it not working can any one tell what went wrong 
HARSHIL U PARIKHHARSHIL U PARIKH
Hi Daniel,

Please clarify your requirement a bit further.

You are writing trigger on an OpportunityTeamMember object where user field is by default required.

We already have an Owner field on an Opportunity object which is required as well. Are you saying you have a custom lookup field for user on opportunity and want to make it required via trigger? If yes, this can be achieve via declarative though..