ConcurrentModificationException exception in central after update to latest version ----------------------------------------------------------------------------------- Key: JBIDE-18381 URL: https://issues.jboss.org/browse/JBIDE-18381 Project: Tools (JBoss Tools) Issue Type: Bug Components: central Affects Versions: 4.2.0.CR1 Reporter: Denis Golovin Assignee: Fred Bricon Priority: Blocker Fix For: 4.2.0.CR2 Exception after restart. {code}java.util.ConcurrentModificationException at java.util.Hashtable$Enumerator.next(Hashtable.java:1167) at org.jboss.tools.foundation.core.properties.internal.VersionPropertiesProvider.dump(VersionPropertiesProvider.java:172) at org.jboss.tools.foundation.core.properties.internal.VersionPropertiesProvider.getValue(VersionPropertiesProvider.java:152) at org.jboss.tools.foundation.core.properties.internal.VersionPropertiesProvider.getValue(VersionPropertiesProvider.java:203) at org.jboss.tools.central.installation.InstallationChecker.<init>(InstallationChecker.java:53) at org.jboss.tools.central.installation.InstallationChecker.getInstance(InstallationChecker.java:66) at org.jboss.tools.central.editors.JBossCentralEditor$HeaderText$3.run(JBossCentralEditor.java:574) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54){code} Central editor first tab is empty.