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java.util.ConcurrentModificationException: 	at java.util.LinkedHashMap$LinkedHashIterator.nextEntry(LinkedHashMap.java:365)	at java.util.LinkedHashMap$ValueIterator.next(LinkedHashMap.java:380)	at org.springframework.ide.eclipse.beans.core.internal.model.BeansProject.populateModel(BeansProject.java:777)	at org.springframework.ide.eclipse.beans.core.internal.model.BeansProject.getVersion(BeansProject.java:900)	at org.springframework.ide.eclipse.beans.core.internal.model.update.UpdateFor203.requiresUpdate(UpdateFor203.java:38)	at org.springframework.ide.eclipse.beans.core.internal.model.update.BeansModelUpdater.updateProject(BeansModelUpdater.java:58)	at org.springframework.ide.eclipse.beans.core.internal.model.update.BeansModelUpdater.updateModel(BeansModelUpdater.java:49)	at org.springframework.ide.eclipse.beans.core.internal.model.BeansModel.startup(BeansModel.java:115)	at org.springframework.ide.eclipse.beans.core.BeansCorePlugin.start(BeansCorePlugin.java:79)	at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:999)	at java.security.AccessController.doPrivileged(Native Method)	at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:993)	at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:974)	at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:346)	at org.eclipse.osgi.framework.internal.core.AbstractBundle.start(AbstractBundle.java:265)	at org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:400)	at org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:111)	at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findLocalClass(ClasspathManager.java:419)	at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.findLocalClass(DefaultClassLoader.java:193)	at org.eclipse.osgi.framework.internal.core.BundleLoader.findLocalClass(BundleLoader.java:354)	at org.eclipse.osgi.framework.internal.core.SingleSourcePackage.loadClass(SingleSourcePackage.java:33)	at org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java:427)	at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:383)	at org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:371)	at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:87)	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:374)	at org.springframework.ide.eclipse.beans.ui.model.BeansModelLabelDecorator.(BeansModelLabelDecorator.java:82)	at org.springframework.ide.eclipse.aop.ui.decorator.AopReferenceModelImageDecorator.(AopReferenceModelImageDecorator.java:61)	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)	at java.lang.reflect.Constructor.newInstance(Constructor.java:494)	at java.lang.Class.newInstance0(Class.java:350)	at java.lang.Class.newInstance(Class.java:303)	at org.eclipse.core.internal.registry.osgi.RegistryStrategyOSGI.createExecutableExtension(RegistryStrategyOSGI.java:170)	at org.eclipse.core.internal.registry.ExtensionRegistry.createExecutableExtension(ExtensionRegistry.java:863)	at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:243)	at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:51)	at org.eclipse.ui.internal.WorkbenchPlugin$1.run(WorkbenchPlugin.java:244)	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:49)	at org.eclipse.ui.internal.WorkbenchPlugin.createExtension(WorkbenchPlugin.java:240)	at org.eclipse.ui.internal.decorators.LightweightDecoratorDefinition$1.run(LightweightDecoratorDefinition.java:117)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)	at org.eclipse.core.runtime.Platform.run(Platform.java:857)	at org.eclipse.ui.internal.decorators.LightweightDecoratorDefinition.internalGetDecorator(LightweightDecoratorDefinition.java:113)	at org.eclipse.ui.internal.decorators.LightweightDecoratorDefinition.decorate(LightweightDecoratorDefinition.java:241)	at org.eclipse.ui.internal.decorators.LightweightDecoratorManager$LightweightRunnable.run(LightweightDecoratorManager.java:72)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)	at org.eclipse.ui.internal.decorators.LightweightDecoratorManager.decorate(LightweightDecoratorManager.java:359)	at org.eclipse.ui.internal.decorators.LightweightDecoratorManager.getDecorations(LightweightDecoratorManager.java:341)	at org.eclipse.ui.internal.decorators.DecorationScheduler$1.ensureResultCached(DecorationScheduler.java:371)	at org.eclipse.ui.internal.decorators.DecorationScheduler$1.run(DecorationScheduler.java:331)	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)