Application Listener showing down while it is up from em12c console

Application Listener showing down while it is up from em 12c console

After discovering E-Business suite node (12.1.3) from em 12c console, Application listener appear down while it is up and running

to solve the issue perform the following action plan:
as E-Business suite Application user

chmod 775 $ORACLE_HOME/network/mesg
cd $ORACLE_HOME/network/mesg
chmod 666 *
chmod 775 $ORACLE_HOME/network
chmod 775 $ORACLE_HOME/network/admin

Note: this error occuer when the agent user is differ than the EBS user