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raju p 4raju p 4 

rollupsummsry isuse

trigger Agregate on Student__c(after insert,after Delete,after undelete) {
       list<id> ids= new list<id>();
        if(trigger.isinsert ||  trigger.isUndelete){
           for(Student__c s:trigger.new){
              
              
               }
               }
               if(trigger.isDelete){
               for(Student__c s:trigger.old){
                ids.add(s.Course__c);
           }
           }
            list<Course__c> x= new  list<Course__c>();
       // list<Course__c> cors=[select NUmberOf_Student__c,(select Course__c from Students__r)from Course__c  where id=:ids];
      list<course__c> cors=[select name, NUmberOf_Student__c,(select id,Course__c from Students__r)from course__c where id in:ids ];
 
        cors.NUmberOf_Student__c=cors.Students__r.size(); 
         //   x.add(cors);
            }
       /*    try{

               update x;
               }
               Catch(Exception e){
        System.debug('Exception :'+e.getMessage());
    }*/
i am geeting veraiable doesnot exist ie>.Students__r
Vivian Charlie 1208Vivian Charlie 1208

Hi Raju,

 

I believe we are already on this issue at the below link

https://developer.salesforce.com/forums/ForumsMain?id=9060G000000IC6e

 

If YES, once that is resolved please feel free to mark this issue as closed.

 

Thanks

Vivian