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

 register register_name does not have an address use @register_name
 to obtain the contents of register register_name

    Facility: DEBUG, VMS Debugger

    Explanation: The user has requested the address of a register but
    registers do not have addresses

    User Action: Examine the register directly