[jbosstools-issues] [JBoss JIRA] Resolved: (JBIDE-9412) java.util.ConcurrentModificationException in "JBoss Tools Model Update"

java.util.ConcurrentModificationException in "JBoss Tools Model Update" ----------------------------------------------------------------------- Key: JBIDE-9412 URL: https://issues.jboss.org/browse/JBIDE-9412 Project: Tools (JBoss Tools) Issue Type: Bug Components: common Affects Versions: 3.3.0.M2 Environment: eclipse.buildId=I20110613-1736 java.version=1.6.0_24 java.vendor=Sun Microsystems Inc. BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=pt_BR Framework arguments: -product org.eclipse.epp.package.jee.product Command-line arguments: -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.jee.product -clean -data D:\powerlogic\jcompany55\workspace Reporter: George Gastaldi Assignee: Viacheslav Kabanovich Priority: Critical Fix For: 3.3.0.M3 I am facing the following error when refreshing my projects. Tested against 75 projects open simultaneously (JBoss AS7) {code:java} An internal error occurred during: "JBoss Tools Model Update". java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793) at java.util.HashMap$KeyIterator.next(HashMap.java:828) at java.util.AbstractCollection.addAll(AbstractCollection.java:305) at java.util.HashSet.<init>(HashSet.java:100) at org.jboss.tools.common.model.filesystems.impl.LibraryNames.getPaths(Libs.java:294) at org.jboss.tools.common.model.filesystems.impl.Libs.updateFileSystems(Libs.java:133) at org.jboss.tools.common.model.filesystems.impl.Libs.update(Libs.java:92) at org.jboss.tools.common.model.project.ext.AbstractClassPathMonitor.update(AbstractClassPathMonitor.java:63) at org.jboss.tools.jst.web.kb.internal.scanner.ClassPathMonitor$1.run(ClassPathMonitor.java:186) at org.jboss.tools.common.model.XJob.runInWorkspace(XJob.java:178) at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:38) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54) {code}