Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Oracle Community by 843830, 1 year ago
MBeanServerConnection is null. Make sure the App Server is running.
via Oracle Community by 843830, 1 year ago
MBeanServerConnection is null. Make sure the App Server is running.
java.lang.RuntimeException: MBeanServerConnection is null. Make sure the App Server is running. at org.netbeans.modules.compapp.projects.jbi.AdministrationServiceHelper.getManagementClient(AdministrationServiceHelper.java:140)