Data Collector won't connect to the DA

Products

• DX NetOps
• CA Performance Management - Usage and Administration

Issue/Introduction

After reinstalling the Data Collector will shut down after restarting.  The following error was seen in the activemq.log file

 

Could not start network bridge between ..... due to: hostname can't be null

Environment

Dx NetOps Performance Management any version

Resolution

1. Edit the /opt/IMDataCollector/broker/apache-activemq-x.xx.x/conf/activemq.xml

2. Review the <networkConnectors> section

3. Examine the networkConnector lines and make sure there is a valid hostname in the URL for each port (61616, 61618, 61620, 61622)

4. Restart the data collector and activemq