MQ agent crashes with error agent:java.lang.IllegalStateException: Current state = RESET, new (4343308)

MQ agent show as inactive from the Agent Status dashboard and from the MQ agent logs it appears that the MQ agent has crashed. The errors from teh logs are one of th following:

1) YYYY-MM-DD HH:MM:SS.MMM ECHO <MQ/5.5.5/MQAgent/XXXXX-agent> ERROR [Thread-98] com.quest.monitoring.mq.RequestQueueHandler - RequestQueueHandler.Exception breaks agent:java.lang.IllegalStateException: Current state = RESET, new state = FLUSHED

2) YYYY-MM-DD HH:MM:SS.MMM  ECHO    <MQ/5.5.5.4/MQAgent/XXXXX-agent> ERROR [Thread-11] com.quest.monitoring.mq.RequestQueueHandler - RequestQueueHandler.Exception breaks agent:java.lang.NumberFormatException: For input string: ""

3) YYYY-MM-DD HH:MM:SS.MMM  ECHO    <MQ/5.5.5.4/MQAgent/XXXXX-agent> ERROR [Thread-5] com.quest.monitoring.mq.RequestQueueHandler - RequestQueueHandler.Exception breaks agent:java.lang.ArrayIndexOutOfBoundsException: -1