standalone.sh starts wildfly ok but systemctl start service fails:

[root@localhost system]# yum install wildfly
Loaded plugins: langpacks, refresh-packagekit
Package wildfly-8.1.0-3.fc20.noarch already installed and latest version
Nothing to do
[root@localhost system]# systemctl start wildfly
[root@localhost system]# systemctl status wildfly
wildfly.service - The WildFly Application Server
Loaded: loaded (/usr/lib/systemd/system/wildfly.service; disabled)
Active: failed (Result: exit-code) since Sat 2014-11-01 15:50:40 PDT; 5s ago
Process: 7658 ExecStart=/usr/share/wildfly/bin/launch.sh $WILDFLY_MODE $WILDFLY_CONFIG $WILDFLY_BIND (code=exited, status=1/FAILURE)
Main PID: 7658 (code=exited, status=1/FAILURE)

Nov 01 15:50:39 localhost.localdomain systemd[1]: Started The WildFly Application Server.
Nov 01 15:50:40 localhost.localdomain systemd[1]: wildfly.service: main process exited, code=exited, status=1/FAILURE
Nov 01 15:50:40 localhost.localdomain systemd[1]: Unit wildfly.service entered failed state.
[root@localhost system]