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

 debugger-generated vector disabled fault

    Facility: DEBUG, VMS Debugger

    Explanation: This signal is generated by the debugger kernel
    while it is processing a vector disabled fault that it has
    caused.

    User Action: Submit an SPR. This message is handled internally,
    and should never be signaled to the user.