Error Generating Chart

When accessing Dashboards/Reports in Oracle Business Intelligence, you may see the below error.

Error Generating Chart
An error occurred during execution of "connect". Connection refused [Socket:30]
Error Details
Error Codes: ETI2U8FA

The cause of this error is that either the JavaHost process for Chart Server not running, or you have change the JavaHost Port number but forgot to update the instanceconfig.xml file with the new port.

Please note that if you change the JavaHost port number (default 9810) in config.xml file of JavaHost, you also need to update the instanceconfig.xml file of Analytics Web Server with the new port. The new name-value pair you need to add is as follows.

<JavaHostProxy>
<Hosts><Host address="myhost.domain.com" port="newport>" /></Hosts>
</JavaHostProxy>