Try Catch Statement Used When Inserting Records in APEX

try{
    insert pcList;
}
catch(DmlException e){
     System.debug('AgencyCommissionTrigger: DML Exception: Error during AgencyCommissionTrigger updates in the AgencyCommissionTrigger trigger.');
     for (Integer i = 0; i < e.getNumDml(); i++) {
          System.debug(e.getDmlMessage(i));
     }//end for
}//end catch