NetBackup Catalog restore process fails with the error 83.

Problem

NetBackup Catalog restore process fails with the error 83. 

Error Message

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ERR - Failed to execute command /usr/openv/netbackup/bin/bpdm -restoretir -jobid 3 -cn 1 -b drprimary.example.com_1616749312 -c drprimary.example.com on host drprimary.example.com (83)
Failed to recover catalog (83)

~~~

~~~
Failed to load DR image D:\VERITAS\CATALOG-BACKUP_1614837780_FULL (13)
Failed to restore catalog DR image
~~~

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ERR - Failed to execute command D:\VERITAS\NetBackup\bin\bpdm.exe -restoreir -jobid 5 -cn 1 -b drprimary on host drprimary (83)
Failed to recover catalog (83)
~~~~

Cause

Resolution of the NetBackup Disaster Recovery (DR) Primary (previously referred to 'Master') Server's IP address to a the valid hostname failed due to an incorrect /etc/hosts file entry.

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10:14:53.234 [31579] <16> 4:bptm:31579:drprimary.example.com: [7B5B:1C89DC0] ddpi_connect() failed, Hostname: drprimary.example.com, Err: 5037-Cannot resolve IP address from Host drprimary.example.com for ip family 2
10:14:53.234 [31579] <16> 4:bptm:31579:drprimary.example.com:: /usr/openv/lib/ost-plugins/libstspiDataDomain.so:stspi_open_server STS_EPLUGIN [DDErrNo = 5037 (illegal operation)]
10:14:53.234 [31579] <32> bp_sts_open_server: sts_get_server_prop_byname failed: error 2060046
10:14:53.234 [31579] <32> read_backup: failure to open sts for storage server drprimary.example.com: plug-in reports error 2060046
10:14:53.234 [31579] <4> JobdSockList::UnregisterSocket: Unregister socket (6).
10:14:53.237 [31579] <2> job_monitoring_exex: ACK disconnect
10:14:53.237 [31579] <2> job_disconnect: Disconnected
10:14:53.237 [31579] <2> sanunmount: NOP: MEDIA_DONE 0 4 0 *NULL* 0 0
10:14:53.237 [31579] <2> bpdm: EXITING with status 83
10:14:53.237 [31579] <2> bp_sts_close_server: STS session not

~~~

Solution

The DR Primary Server's IP address must resolve to the actual valid hostname. Correct the erroneous /etc/hosts file entry or ensure DNS can properly resolve the IP to a valid hostname.