Library /sys$common/syshlp/basichelp.hlb Compile time errors, RESNOTWHE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  ERROR - A RESUME statement has been  found  in  a  WHEN  block  or  an
  associated  error  handler.  Remove the RESUME statement from the WHEN
  block or associated error handler.