# Getting an exception - port 9999 is already in use **URL:** \ **Category:** CloverDX Platform\ **Created:** [June 12, 2012, 12:00am UTC](https://forum.cloverdx.com/t/getting-an-exception-port-9999-is-already-in-use/1081 "2012-06-12T00:00:00Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![manohar211](https://avatars.discourse-cdn.com/v4/letter/m/e480ec/32.png) [@manohar211](https://forum.cloverdx.com/u/manohar211)\ **Post date:** [June 12, 2012, 12:00am UTC](https://forum.cloverdx.com/t/getting-an-exception-port-9999-is-already-in-use/1081/1 "2012-06-12T00:00:00Z")
Hi, I have setup Clover ETL plugin for my eclipse. When i am trying to run a graph, i am getting the below error. Error: Exception thrown by the agent : java.rmi.server.ExportException: Port already in use: 9999; nested exception is: java.net.BindException: Address already in use I have verified this port, and it is already used by another application. I don’t want to stop that. I want to use a different port for running Clover ETL graph. Can anyone suggest how i can modify the default port 9999 for running the graph?? Thanks, Manohar ---
**Author:** ![David\_Hlidek](https://avatars.discourse-cdn.com/v4/letter/d/58f4c7/32.png) [@David\_Hlidek](https://forum.cloverdx.com/u/David_Hlidek)\ **Post date:** [June 13, 2012, 8:45am UTC](https://forum.cloverdx.com/t/getting-an-exception-port-9999-is-already-in-use/1081/2 "2012-06-13T08:45:04Z")
Hi manohar211, you can change this via Window-\>Preferences-\>CloverETL-\>Tracking-\>Server host-\>Port ---
**Author:** ![manohar211](https://avatars.discourse-cdn.com/v4/letter/m/e480ec/32.png) [@manohar211](https://forum.cloverdx.com/u/manohar211)\ **Post date:** [June 13, 2012, 9:41am UTC](https://forum.cloverdx.com/t/getting-an-exception-port-9999-is-already-in-use/1081/3 "2012-06-13T09:41:48Z")
Thanks Jaroslav Kuboš, That helped 🙂 Thanks, Manohar