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

 number truncated

    Facility: DEBUG, VMS Debugger

    Explanation: The number entered is greater than the largest
    signed longword integer. The value has been truncated to the
    the largest signed integer.

    User Action: None.