Library /sys$common/syshlp/helplib.hlb  —  UIL  Compile Time Errors, LIST_ITEM
  ERROR:  The indicated list item is not of the type required  by  the
  list.   Arguments  lists  must  contain  argument entries, callbacks
  lists must contain callback entries, and controls lists must contain
  control entries.

  USER ACTION:  Check the syntax for the type of list  entry  that  is
  required in this context and change the indicated list item.
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