Knowledge Doc: Error occurs when executing the nnmcluster -display command in NNMi 2023.05 Patch 1 application failover environment.

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Environment

Network Node Manager i (NNMi) 2023.05 Patch 1 Application Failover

Situation

After the user built the NNMi 2023.05 Patch 1 application failover environment, the following error occurred when executing the nnmcluster -display command.
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nnm.keystore and/or nnm.truststore file on the local node is different
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Resolution

First, execute the following command in the NNMi Active server and Standby server to confirm whether the contents of the trust certificate are consistent.
If they are inconsistent, please configure them according to the method in KM000006257.
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/opt/OV/bin/nnmkeytool.ovpl -list -v -keystore /var/opt/OV/shared/nnm/certificates/nnm-trust.p12 -storepass ovpass -storetype PKCS12
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If the contents of the trust certificate are consistent, please install Hotfix-NNMI-2023.05P1-TRAPD-20240304.zip to fix this problem, the installation method is as follows.
a.Disable NNMi application failover and restore to two standalone NNMi.

b.Install this hotfix on the two NNMi servers respectively.
[Linux]
1.Stop NNMi services and nnmtrapreceiver.
/opt/OV/bin/ovstop
/opt/OV/bin/nnmtrapreceiver -stop
2.Install hotfix.
/opt/OV/support/nmshotfix.ovpl -i Hotfix-NNMI-2023.05P1-TRAPD-20240304.zip
3.Start NNMi services.
/opt/OV/bin/ovstart

[Windows]
1.Stop NNMi services and nnmtrapreceiver.
ovstop
"%NnmInstallDir%bin\nnmtrapreceiver" -stop
2.Install hotfix.
"%NnmInstallDir%support/nmshotfix.ovpl" -i Hotfix-NNMI-2023.05P1-TRAPD-20240304.zip
3.Start NNMi services.
ovstart

c.Rebuilding NNMi application failover.

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