Adop Fails With Error: ssh is not enabled for the following nodes

Getting the following error applying a patch running Adop:

adop phase=prepare

Enter the APPS password:

Enter the SYSTEM password:

Enter the WLSADMIN password:

Validating credentials.

Initializing.

    Run Edition context  : /data05/EBS_FS_12.2.5/fs1/inst/apps/PHASE1_***test/appl/admin/PHASE1_***test.xml

    Patch edition context: /data05/EBS_FS_12.2.5/fs2/inst/apps/PHASE1_***test/appl/admin/PHASE1_***test.xml

    Patch file system free space: 284.47 GB

Validating system setup.

    Node registry is valid.

    Log: /data05/EBS_FS_12.2.5/fs1/inst/apps/PHASE1_***test/logs/appl/rgf/TXK/verifyssh.log

    Output: /data05/EBS_FS_12.2.5/fs1/inst/apps/PHASE1_***test/logs/appl/rgf/TXK/out.xml

    ssh is not enabled for the following nodes

    - - - - - - - - - - - - - - - - - - - - - -

    erpbackup

    [UNEXPECTED]ssh is not enabled.

    [UNEXPECTED]Available options are as follows.

    [UNEXPECTED]- To enable ssh, run the following command:

     perl /data05/EBS_FS_12.2.5/fs1/EBSapps/appl/ad/12.0.0/patch/115/bin/txkRunSSHSetup.pl enablessh \

          -contextfile=/data05/EBS_FS_12.2.5/fs1/inst/apps/PHASE1_***test/appl/admin/PHASE1_***test.xml \

          -hosts=***test,erpbackup

  Then try the adop command again.

    [UNEXPECTED]- Otherwise, with ssh disabled you must run adop on each node:

     On the admin node, run: adop phase=<desired phase> allnodes=no action=db

     On the other nodes, run: adop phase=<desired phase> allndoes=no action=nodb

    [UNEXPECTED]Error verifying ssh setup.

[STATEMENT] Please run adopscanlog utility, using the command

"adopscanlog -latest=yes"

to get the list of the log files along with snippet of the error message corresponding to each log file.

adop exiting with status = 2 (Fail)

Use the txkRunSSHSetup.pl command to enable SSH:

[applmgr@acetest ~]$ perl /data05/EBS_FS_12.2.5/fs1/EBSapps/appl/ad/12.0.0/patch/115/bin/txkRunSSHSetup.pl enablessh \

> -contextfile=/data05/EBS_FS_12.2.5/fs1/inst/apps/PHASE1_***test/appl/admin/PHASE1_***test.xml \

> -hosts=***test,erpbackup

Enter SSH User password for the OS user applmgr:

    Log: /data05/EBS_FS_12.2.5/fs1/inst/apps/PHASE1_***test/logs/appl/rgf/TXK/enablessh.log

SSH equivalence setup successful.