ener.hlp (Topic list)
AS clause required on first declaration
■ A variable that has not been declared using an AS clause
  is being referenced with an AS clause.
 
■ Possible solution:
 
  • Change the variable declaration to include an AS clause
    or remove the invalid reference.
 
■ If you need additional help, move the cursor to a keyword
  and press F1 to open the Help window.