ener.hlp (Topic list)
No RESUME (ERR: 19)
■ The end of the program was encountered while the program
  was executing an error-handling routine.
 
■ Possible solution:
 
  • Add a RESUME statement in the error-handling routine.
 
■ If you need additional help, move the cursor to a keyword
  and press F1 to open the Help window.