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Support Article

SMA stops working as node IDs change after restarting JVM




System Management Application (SMA) stops working as the node IDs change after restarting the JVM.

Error Messages


com.pega.jmx.ui.util.JMXClientException: No MBeans found for the node your_pega_node

Steps to Reproduce


Restart the JVM.

Root Cause

The node ID is dependent on the Pega system name, temporary directory location and hostname, by default. If any of these change, the node ID will change.


Perform the following local-change:
Set the node ID statically by using the below JVM argument:



Suggest Edit

Published February 20, 2019 - Updated December 2, 2021

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