adgentns.pl exiting with status 2 after Clone/Refresh

Autoconfig Error: adgentns.pl exiting with status 2 after Clone/Refresh

Error:

[CVM Error Report]

            The following report lists errors encountered during CVM Phase

           /u01/oracle/DEVDB1/apps/apps_st/appl/ad/12.0.0/bin/adgentns.pl  2

No of scripts failed in CVM phase: 1

            AutoConfig is exiting with status 1

Solution:

1.     Open a new shell and source the APPS Environment. ($APPL_TOP/APPS_.env)
2.     sqlplus apps/apps 
• SQL> exec fnd_conc_clone.setup_clean
3.     Open a new terminal or shell and source the DB-Tier Environment.
4.     Execute Autoconfig on the DB Tier. ($ORACLE_HOME/appsutil/bin/adconfig.sh)
5.     Switch back to the APPS environment or start a new shell and source the APPS environment.
6.     Execute Autoconfig at the Apps Tier. ($AD_TOP/bin/adconfig.sh)
7.     Check the Autoconfig log for any errors and ensure that the services start correctly.