Environment
Novell ZENworks 10 Configuration Management with Support Pack 2 - 10.2 ZENworks Control Center - ZCC
Situation
The following error is intermittently seen in the ZENworks Control Center:
java.util.ConcurrentModificationException at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:449) at java.util.AbstractList$Itr.next(AbstractList.java:420) at com.novell.zenworks.datamodel.services.licensing.LicensingAdminImpl.isPluginLicensed(LicensingAdminImpl.java:1156) at com.novell.zenworks.datamodel.services.licensing.LicensingAdminImpl.getDataModelPluginState(LicensingAdminImpl.java:738) at com.novell.zenworks.fw.web.util.LicenseUtil.getDataModelPluginState(LicenseUtil.java:509) at
com.novell.zenworks.fw.web.util.LicenseUtil.getRightsCategoryLicenseState(LicenseUtil.java:744) at
com.novell.zenworks.core.web.internal.pages.configuration.RoleRightsView.createChildControls(RoleRightsView.java:266) at
com.novell.web.controls.WebControl.ensureChildControls(WebControl.java:1738)
Resolution
This is fixed in version
10.2.2 - see KB 7004803 "ZENworks 10 Configuration Management
10.2.2 - update information and list of fixes" which can be found
at https://www.novell.com/support
Additional Information
This is seen when multiple administrators are accessing the ZCC in multiple sessions leading to a concurrent modification exception.