LIBTUX_CAT Failure to create message queue If you get the error: LIBTUX_CAT:681: ERROR: Failure to create message queue LIBTUX_CAT:248: ERROR: System init function failed, Uunixerr = : msgget: No such file or directory ERROR: Process PSRENSRV at server.domain failed with /T tperrno (TPEOS - operating system error) Make sure that after changing the /etc/sysctl.conf you do a reload with sysctl -p before attempting to start an application server domain.