During ZDU process to upgrade Automic Workload Automation from 12.0.5 to 12.0.5hf2:
At the step of starting up new WP & CP, new processes do not start successfully, below error message is found in the logs:
20180731/105705.093 - U00005134 Component 'WP' is newer than the registered one. Start your system again using mode 'cold start'.