java.security.AccessControlException: access denied ("javax.management.MBeanTrustPermission" "register")

Error while running OIM Post Patching script : sh patch_oim_wls.sh

ERROR Logs:

[oracle@oracle bin]$ tail -f patch_oim_wls.log
tail: cannot open ‘nohup.out’ for reading: No such file or directory
==> patch_oim_wls.log <==
     [java] Mar 11, 2019 2:02:47 PM oracle.iam.oimupgrade.standalone.utils.WriteLog writeMessage
     [java] INFO: Updating the JPS Config File
     [java] Mar 11, 2019 2:02:48 PM oracle.iam.oimupgrade.standalone.utils.WriteLog writeMessage
     [java] INFO: Update of JPS Config Complete
     [java] Mar 11, 2019 2:02:48 PM oracle.iam.oimupgrade.standalone.utils.WriteLog writeMessage
     [java] INFO: Policy Backup Required :: false
     [java] Mar 11, 2019 2:02:48 PM oracle.iam.oimupgrade.standalone.utils.WriteLog writeMessage
     [java] INFO: AuthorizationMAPIUtil : JPS COnfig Location:/app/oracle/middleware/Oracle_IDM1/server/patching/policiestomigrate/jps-config-jse_patching.xml
     [java] Mar 11, 2019 2:02:48 PM oracle.iam.oimupgrade.standalone.utils.WriteLog writeMessage
     [java] INFO: AuthorizationMAPIUtil : Domain Home  Location:/app/oracle/middleware/user_projects/domains/base_domain
     [java] Mar 11, 2019 2:02:51 PM oracle.jdbc.driver.OracleDriver registerMBeans
     [java] WARNING: Error while registering Oracle JDBC Diagnosability MBean.
     [java] java.security.AccessControlException: access denied ("javax.management.MBeanTrustPermission" "register")
     [java]     at java.security.AccessControlContext.checkPermission(AccessControlContext.java:372)
     [java]     at java.lang.SecurityManager.checkPermission(SecurityManager.java:585)

Solution:

Add the following lines to java.policy file under $JAVA_HOME/jre/lib/security and re-run the script.

grant {
permission javax.management.MBeanTrustPermission "register";
};

-Arihant