Hi members ,

i have written a trigger on the oppportunity in the object if the stage is "closed won " i need to insert a record in the account.and i m getting the error and the error is (Error:Apex trigger opptrigger caused an unexpected exception, contact your administrator: opptrigger: execution of AfterUpdate caused by: System.DmlException: Upsert failed. First exception on row 0; first error: REQUIRED_FIELD_MISSING, Required fields are missing: [Account Name]: [Account Name]: Trigger.opptrigger: line 23, column 1)




trigger opptrigger on Opportunity (after insert,after update)
{
      //Create a list to hold all new records  
   List<Account> newRecords = new List<Account>();
  
    //Loop around all records in the trigger transaction 
    for(Opportunity theRecord : Trigger.new)
{
          //Evaluate the record against our critieria    
     if(theRecord.StageName == 'Closed Won')
{
              //The line below creates a new Account record and adds it to our list of new records. Add your field assigments (examples below). Make sure to assign all required fields.          
   Account newRecord = new Account();           
  //newRecord.Name = theRecord.name;        
     //newRecord.Description = 'My New Record';           
  newRecords.add(newRecord);       
   }   
  }     
//Insert the new records if any exist   
  if(newRecords.size() > 0)    
     upsert newRecords;
}