IKJ56411I TSO LOGON RECONNECT REJECTED – USERID user_id IN USE
Explanation
LOGON RECONNECT was entered, but user_id was found by TIOC to be in use and LOGONHERE support was not active. Contact your system programmer or see z/OS TSO/E Customization for more information about activating LOGONHERE support.
Module
IKJEFLEA
Program
LOGON