VNA installation failure due to Liquibase lock. Unexpected error running Liquibase: Could not acquire change log lock.

Products

• Network Observability
• Virtual Network Assurance

Issue/Introduction

VNA installation failure due to Liquibase lock:

Unexpected error running Liquibase: Could not acquire change log lock.  Currently locked by <hostname> (10.1.2.3) since x/x/x, 12:00 AM

Environment

Virtual Network Assurance (VNA) All Releases

Cause

• A previous install failure put Liquibase in a bad state (locked) preventing future installation.

Resolution

1. Remove any remnants of failed VNA installation:

/opt/CA/VNA/tools/bin/

./uninstall_vna.sh

2. Rerun installation