:nsrsqlsv: Unsupported SQL Server for read only connection

Hello Experts.

I am completely  new to the networker, I have one query regarding the below error 

can any one explain me about it? (And it is a cluster)

Start time: Mon Jul 18 08:43:32 2022

Computer name: NESWTS12AXDB02 User name: SYSTEM

38571:nsrsqlsv: Bad switch: -o
38562:nsrsqlsv: Unsupported savegrp option -o will be ignored
Check the detailed logs at 'C:\Program Files\EMC NetWorker\nsr\applogs\nsrsqlsv.log'.
Version information for C:\Program Files\EMC NetWorker\nsr\bin\nsrsqlsv.exe: Original file name: nsrsqlsv.exe Version: 19.3.0.Build.148 (ntx64) Comments: Supporting Microsoft Volume Shadow Copy Service

52701:nsrsqlsv: Command line:
C:\Program Files\EMC NetWorker\nsr\bin\nsrsqlsv.exe -LL -c NESWTSQLIAXDB03.ad.oilinfra.com -s bus-nwsrv-02-bu -g Neste_SQL_DB_Backup/NESTE_DD_SQL_DAILYFULL_2030/backup/NESTE_DD_SQL_DAILYFULL_2030 -a *policy action jobid=45628007 -a *policy name=Neste_SQL_DB_Backup -a *policy workflow name=NESTE_DD_SQL_DAILYFULL_2030 -a *policy action name=backup -y Fri Sep 16 23:59:59 GMT+0300 2022 -w Fri Sep 16 23:59:59 GMT+0300 2022 -m NESWTSQLIAXDB03.ad.oilinfra.com -a DIRECT_ACCESS=No -a *policy action jobid restart=Yes -b R10_DB_BACKUP -o REQUESTED_LEVEL:level=full; -l full -q -W 78 -N MSSQL: MSSQL:

168286:nsrsqlsv: Unsupported SQL Server for read only connection with ApplicationIntent in D:/views/nw/19.3/nsr/db_apps/bsmsql/nsrsqlado.cpp line 1062. falling back to standard connection

153887:nsrsqlsv: Microsoft SQL server documentation provides details about the following SQL Server Provider error:

38008:nsrsqlsv: Named Pipes Provider: Could not open a connection to SQL Server [2].

153416:nsrsqlsv: (Error: 2)

Stop time: Mon Jul 18 08:44:26 2022