At the startup of application, the below errors are encountered.
Conflict with the MBean polling that Agent JMX is doing at same time on "Agent Heartbeat" thread.
Known issue with APM 10.5 Agent and a fix was provided. Please refer:
https://knowledge.broadcom.com/external/article/76440/when-copying-webappsupportjar-to-the-cor.html
Application Performance Management 10.7
Upgrade the Agent to APM 10.7 SP3