VNA upgrade to 23.3.5 on SLES Linux fails with Wildfly not starting

Products

• Network Observability
• Virtual Network Assurance

Issue/Introduction

Upgrade stops / fails because Wildfly cannot start during the upgrade stage.

Environment

VNA 23.3.5 / SUSE Linux

Cause

Java JRE/JDK reference in code related to upgrade on SUSE

Resolution

Upgrade to 23.3.9

Additional Information

Workaround:

If Java installed using the JRE:

• edit the /etc/systemd/system/wildfly.service
• remove the 'User=wildfly' line from that file

If Java installed using the JDK the issues should not be present