The high-level or low-level addresses supplied are incorrect.
The server does not process the command.
Both the high-level address and low-level address are required for an address to be valid. For an update, both high-level address and low-level address are required for the update to succeed. For a new definition, both high-level address and low-level address are required when SESSIONINIT=SERVERONLY. Either the high-level address or low-level address is missing from this command. Issue the command again and supply the missing address represented by a "?" in this message.