Library /sys$common/syshlp/dbg$help.hlb DEBUG, Messages, TRUNC64  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 address !@XH being truncated in !AC

    Facility: DEBUG, VMS Debugger

    Explanation: A 64-bit address is being truncated to 32-bits,
    such that information is being lost. This is a debugger internal
    error.

    User Action: Please submit a Software Performance Report (SPR).