Trouble with the Serial port read

Processing Electronics (Arduino, etc.)
4

still using trim and match can make it better,
add

 if ( list.length >=5 )    {
      MACH_ID= list [0];
      PeriodMillis =  list [1];
      Channel = list [2];
      Operator= list [3];
      MoreInfo = list [4];
    } else println("lost line: "+IncomingSTR);