Library /sys$common/syshlp/dbg$help.hlb DEBUG, Messages, INVOPSYM  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 invalid operator symbol 'operator_symbol' in expression

    Facility: DEBUG, VMS Debugger

    Explanation: Identifiers in address expressions must be shorter
    than 256 characters.

    User Action: Enter a shorter identifier.