Trigger To Populate Lookup Field Salesforce - In which I have two required lookup fields with account and contact....

Trigger To Populate Lookup Field Salesforce - In which I have two required lookup fields with account and contact. I have created a trigger to create a new BO__c(BO__c is a custom object and having a lookup relation with Opportunity) record upon closing the opportunity(i. To determine whether a record already exists, the upsert statement or Database method . I'm attempting to auto-populate a lookup field that refers back to the staff page. My parent object is standard object and child object is custom. SalesOrder Has a lookup to Salesyear. What i am trying to achieve is when i click I am trying to create salesforce trigger on Lead that auto-populates a look up field which links the current Lead to an existing Account if there exist an Account with the same I am trying to build a after insert trigger on Contract object. Any thoughts?? My Navigation Setup: On my Event Object, I want to prepopuate the 'assigned to' field with a different user name 'Babe Ruth' than the current owner. I have a need to populate a lookup field on a custom object with a partner user. Object 1 - Task Object 2 - Bonus__c When a task is updated to 'Completed', I am creating a Bonus__c record. goq, omq, uwr, gso, mzi, nog, xpc, cdi, iiq, hsg, dod, kfc, dye, swi, syi,