ener.hlp (Topic list)
Invalid property value (ERR: 380)
■ An inappropriate value is assigned to a property. To
  find out what values are valid for a property, see the
  property's Help topic.
 
■ Possible solution:
 
  • Compare valid settings in the property's Help topic to
    the setting you specified and reconcile.
 
■ If you need additional help, move the cursor to a keyword
  and press F1 to open the Help window.