我正在使用mac 10.14。安装jre v11后，我无法启动eclipse，也无法运行本来可以运行的“ java -jar xxx.jar xxxx.ejb”。我试图重新安装java和eclipse，但是它们根本没有用。我发现安装e（fx）clipse后，eclipse会崩溃。
Dungeon.b: javaFXAppThd.run encountered exception:
java.lang.NullPointerException
at Dungeon.c.a(Unknown Source)
at Dungeon.c.loadClass(Unknown Source)
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1016)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:877)
at Dungeon.c.a(Unknown Source)
at Dungeon.c.loadClass(Unknown Source)
at Dungeon.b.run(Unknown Source)
!SESSION 2018-11-24 22:10:01.689 -----------------------------------------------
eclipse.buildId=4.9.0.I20180906-0745
java.version=11.0.1
java.vendor=Oracle Corporation
BootLoader constants: OS=macosx, ARCH=x86_64, WS=cocoa, NL=zh_HK_#Hant
Framework arguments: -product org.eclipse.epp.package.committers.product -keyring /Users/manchingli/.eclipse_keyring
Command-line arguments: -os macosx -ws cocoa -arch x86_64 -product org.eclipse.epp.package.committers.product -keyring /Users/manchingli/.eclipse_keyring
!ENTRY org.eclipse.mylyn.bugzilla.core 4 0 2018-11-24 22:10:03.348
!MESSAGE FrameworkEvent ERROR
!STACK 0
org.osgi.framework.BundleException: Could not resolve module: org.eclipse.mylyn.bugzilla.core [293]
Unresolved requirement: Require-Bundle: org.apache.xmlrpc
-> Bundle-SymbolicName: org.apache.xmlrpc; bundle-version="3.0.0.v20100427-1100"
org.apache.xmlrpc [72]
Unresolved requirement: Import-Package: javax.xml.bind
Unresolved requirement: Require-Bundle: org.eclipse.mylyn.commons.xmlrpc; bundle-version="[3.8.0,4.0.0)"
-> Bundle-SymbolicName: org.eclipse.mylyn.commons.xmlrpc; bundle-version="3.24.2.v20180904-2231"; singleton:="true"
org.eclipse.mylyn.commons.xmlrpc [309]
Unresolved requirement: Require-Bundle: org.apache.xmlrpc; bundle-version="[3.0.0,4.0.0)"
-> Bundle-SymbolicName: org.apache.xmlrpc; bundle-version="3.0.0.v20100427-1100"
at org.eclipse.osgi.container.Module.start(Module.java:447)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1685)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1664)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1627)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1558)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)
at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:233)
at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:343)
!ENTRY org.eclipse.mylyn.bugzilla.ui 4 0 2018-11-24 22:10:03.349
!MESSAGE FrameworkEvent ERROR
!STACK 0
org.osgi.framework.BundleException: Could not resolve module: org.eclipse.mylyn.bugzilla.ui [294]
Unresolved requirement: Require-Bundle: org.eclipse.mylyn.bugzilla.core; bundle-version="[3.8.0,4.0.0)"
-> Bundle-SymbolicName: org.eclipse.mylyn.bugzilla.core; bundle-version="3.24.2.v20180905-0003"; singleton:="true"
org.eclipse.mylyn.bugzilla.core [293]
Unresolved requirement: Require-Bundle: org.apache.xmlrpc
-> Bundle-SymbolicName: org.apache.xmlrpc; bundle-version="3.0.0.v20100427-1100"
org.apache.xmlrpc [72]
Unresolved requirement: Import-Package: javax.xml.bind
Unresolved requirement: Require-Bundle: org.eclipse.mylyn.commons.xmlrpc; bundle-version="[3.8.0,4.0.0)"
-> Bundle-SymbolicName: org.eclipse.mylyn.commons.xmlrpc; bundle-version="3.24.2.v20180904-2231"; singleton:="true"
org.eclipse.mylyn.commons.xmlrpc [309]
Unresolved requirement: Require-Bundle: org.apache.xmlrpc; bundle-version="[3.0.0,4.0.0)"
-> Bundle-SymbolicName: org.apache.xmlrpc; bundle-version="3.0.0.v20100427-1100"
at org.eclipse.osgi.container.Module.start(Module.java:447)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1685)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1664)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1627)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1558)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)
at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:233)
at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:343)
!ENTRY org.eclipse.mylyn.commons.xmlrpc 4 0 2018-11-24 22:10:03.349
!MESSAGE FrameworkEvent ERROR
!STACK 0
org.osgi.framework.BundleException: Could not resolve module: org.eclipse.mylyn.commons.xmlrpc [309]
Unresolved requirement: Require-Bundle: org.apache.xmlrpc; bundle-version="[3.0.0,4.0.0)"
-> Bundle-SymbolicName: org.apache.xmlrpc; bundle-version="3.0.0.v20100427-1100"
org.apache.xmlrpc [72]
Unresolved requirement: Import-Package: javax.xml.bind
at org.eclipse.osgi.container.Module.start(Module.java:447)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1685)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1664)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1627)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1558)
at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)
at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:233)
at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:343)
!ENTRY org.eclipse.core.net 1 0 2018-11-24 22:10:09.569
!MESSAGE System property http.nonProxyHosts has been set to local|*.local|169.254/16|*.169.254/16 by an external source. This value will be overwritten using the values from the preferences
!ENTRY org.eclipse.ui.monitoring 4 0 2018-11-24 22:10:31.160
!MESSAGE UI freeze of 3.0s at 22:10:28.168
!SUBENTRY 1 org.eclipse.ui.monitoring 1 0 2018-11-24 22:10:31.160
!MESSAGE Sample at 22:10:28.944 (+0.776s)
Thread 'main' tid=1 (RUNNABLE)
!STACK 0
Stack Trace
at org.eclipse.equinox.internal.p2.metadata.expression.Member$DynamicMember.invoke(Member.java:51)
at org.eclipse.equinox.internal.p2.metadata.expression.Member$DynamicMember.evaluate(Member.java:46)
at org.eclipse.equinox.internal.p2.metadata.expression.Equals.evaluate(Equals.java:32)
at org.eclipse.equinox.internal.p2.metadata.expression.And.evaluate(And.java:30)
at org.eclipse.equinox.internal.p2.metadata.expression.Unary.evaluate(Unary.java:49)
at org.eclipse.equinox.internal.p2.metadata.expression.Exists.evaluate(Exists.java:33)
at org.eclipse.equinox.internal.p2.metadata.expression.CollectionFilter.evaluate(CollectionFilter.java:65)
at org.eclipse.equinox.internal.p2.metadata.expression.MatchExpression.isMatch(MatchExpression.java:90)
at org.eclipse.equinox.internal.p2.metadata.expression.MatchExpression.isMatch(MatchExpression.java:95)
at org.eclipse.equinox.internal.p2.metadata.Requirement.isMatch(Requirement.java:152)
at org.eclipse.equinox.internal.p2.metadata.InstallableUnit.satisfies(InstallableUnit.java:379)
at org.eclipse.equinox.internal.p2.metadata.expression.Matches.match(Matches.java:51)
at org.eclipse.equinox.internal.p2.metadata.expression.Matches.evaluate(Matches.java:40)
at org.eclipse.equinox.internal.p2.metadata.expression.Unary.evaluate(Unary.java:49)
at org.eclipse.equinox.internal.p2.metadata.expression.Exists.evaluate(Exists.java:33)
at org.eclipse.equinox.internal.p2.metadata.expression.CollectionFilter.evaluate(CollectionFilter.java:65)
at org.eclipse.equinox.internal.p2.metadata.expression.Unary.evaluate(Unary.java:49)
at org.eclipse.equinox.internal.p2.metadata.expression.Latest.evaluateAsIterator(Latest.java:52)
at org.eclipse.equinox.internal.p2.metadata.expression.ContextExpression.iterator(ContextExpression.java:94)
at org.eclipse.equinox.p2.query.ExpressionQuery.perform(ExpressionQuery.java:51)
at org.eclipse.equinox.internal.p2.metadata.index.IndexProvider.query(IndexProvider.java:26)
at org.eclipse.equinox.internal.p2.metadata.index.IndexProvider.query(IndexProvider.java:36)
at org.eclipse.equinox.internal.p2.ui.QueryableRepositoryManager.query(QueryableRepositoryManager.java:165)
at org.eclipse.equinox.internal.p2.ui.QueryableRepositoryManager.query(QueryableRepositoryManager.java:74)
at org.eclipse.equinox.internal.p2.ui.ElementQueryDescriptor.performQuery(ElementQueryDescriptor.java:63)
at org.eclipse.equinox.internal.p2.ui.model.QueriedElement.fetchChildren(QueriedElement.java:109)
at org.eclipse.equinox.internal.p2.ui.model.CategoryElement.fetchChildren(CategoryElement.java:138)
at org.eclipse.equinox.internal.p2.ui.model.QueriedElement.getChildren(QueriedElement.java:73)
at org.eclipse.equinox.internal.p2.ui.viewers.DeferredQueryContentProvider.getChildren(DeferredQueryContentProvider.java:132)
at org.eclipse.ui.dialogs.PatternFilter.isParentMatch(PatternFilter.java:256)
at org.eclipse.equinox.internal.p2.ui.dialogs.AvailableIUPatternFilter.isParentMatch(AvailableIUPatternFilter.java:85)
at org.eclipse.ui.dialogs.PatternFilter.isElementVisible(PatternFilter.java:238)
at org.eclipse.ui.dialogs.PatternFilter.select(PatternFilter.java:142)
at org.eclipse.jface.viewers.ViewerFilter.filter(ViewerFilter.java:59)
at org.eclipse.ui.dialogs.PatternFilter.filter(PatternFilter.java:76)
at org.eclipse.jface.viewers.StructuredViewer.getFilteredChildren(StructuredViewer.java:907)
at org.eclipse.jface.viewers.AbstractTreeViewer.getSortedChildren(AbstractTreeViewer.java:621)
at org.eclipse.jface.viewers.AbstractTreeViewer.updateChildren(AbstractTreeViewer.java:2665)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefreshStruct(AbstractTreeViewer.java:1953)
at org.eclipse.jface.viewers.TreeViewer.internalRefreshStruct(TreeViewer.java:677)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1929)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1886)
at org.eclipse.equinox.internal.p2.ui.dialogs.ContainerCheckedTreeViewer.internalRefresh(ContainerCheckedTreeViewer.java:277)
at org.eclipse.jface.viewers.StructuredViewer.lambda$3(StructuredViewer.java:1533)
at org.eclipse.jface.viewers.StructuredViewer$$Lambda$381/0x0000000800939c40.run(Unknown Source)
at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1449)
at org.eclipse.jface.viewers.TreeViewer.preservingSelection(TreeViewer.java:363)
at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1410)
at org.eclipse.jface.viewers.CheckboxTreeViewer.preservingSelection(CheckboxTreeViewer.java:406)
at org.eclipse.equinox.internal.p2.ui.dialogs.ContainerCheckedTreeViewer.preservingSelection(ContainerCheckedTreeViewer.java:270)
at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1533)
at org.eclipse.jface.viewers.ColumnViewer.refresh(ColumnViewer.java:538)
at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1494)
at org.eclipse.ui.dialogs.FilteredTree$1.runInUIThread(FilteredTree.java:514)
at org.eclipse.ui.progress.UIJob.lambda$0(UIJob.java:98)
at org.eclipse.ui.progress.UIJob$$Lambda$460/0x0000000800b0d440.run(Unknown Source)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4068)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3735)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:821)
at org.eclipse.jface.window.Window.open(Window.java:797)
at org.eclipse.equinox.p2.ui.ProvisioningUI.openInstallWizard(ProvisioningUI.java:230)
at org.eclipse.equinox.p2.ui.ProvisioningUI.openInstallWizard(ProvisioningUI.java:206)
at org.eclipse.equinox.internal.p2.ui.sdk.InstallNewSoftwareHandler.doExecute(InstallNewSoftwareHandler.java:35)
at org.eclipse.equinox.internal.p2.ui.sdk.PreloadingRepositoryHandler.doExecuteAndLoad(PreloadingRepositoryHandler.java:119)
at org.eclipse.equinox.internal.p2.ui.sdk.PreloadingRepositoryHandler.lambda$0(PreloadingRepositoryHandler.java:70)
at org.eclipse.equinox.internal.p2.ui.sdk.PreloadingRepositoryHandler$$Lambda$522/0x0000000800cf2c40.run(Unknown Source)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:72)
at org.eclipse.equinox.internal.p2.ui.sdk.PreloadingRepositoryHandler.execute(PreloadingRepositoryHandler.java:70)
at org.eclipse.equinox.internal.p2.ui.sdk.InstallNewSoftwareHandler.execute(InstallNewSoftwareHandler.java:1)
at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:294)
at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:96)
at java.base@11.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base@11.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base@11.0.1/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base@11.0.1/java.lang.reflect.Method.invoke(Method.java:566)
at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58)
at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:320)
at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:254)
at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:164)
at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:156)
at org.eclipse.core.commands.Command.executeWithChecks(Command.java:497)
at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:490)
at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:207)
at org.eclipse.e4.ui.workbench.renderers.swt.HandledContributionItem.executeItem(HandledContributionItem.java:436)
at org.eclipse.e4.ui.workbench.renderers.swt.AbstractContributionItem.handleWidgetSelection(AbstractContributionItem.java:449)
at org.eclipse.e4.ui.workbench.renderers.swt.AbstractContributionItem.lambda$2(AbstractContributionItem.java:475)
at org.eclipse.e4.ui.workbench.renderers.swt.AbstractContributionItem$$Lambda$277/0x00000008007d9040.handleEvent(Unknown Source)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4292)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1512)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1535)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1520)
at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1324)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4116)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3733)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156)
at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:628)
at org.eclipse.ui.internal.Workbench$$Lambda$118/0x0000000800408440.run(Unknown Source)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:199)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:391)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:246)
at java.base@11.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base@11.0.1/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base@11.0.1/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base@11.0.1/java.lang.reflect.Method.invoke(Method.java:566)
at app//org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at app//org.eclipse.equinox.launcher.Main.basicRun(Main.java:595)
at app//org.eclipse.equinox.launcher.Main.run(Main.java:1501)
!SUBENTRY 2 org.eclipse.ui.monitoring 1 0 2018-11-24 22:10:31.160
!MESSAGE Thread 'Common-Cleaner' tid=9 (TIMED_WAITING)
Waiting for: java.lang.ref.ReferenceQueue$Lock@2210e1f3
!STACK 0
Stack Trace
at java.base@11.0.1/java.lang.Object.wait(Native Method)
at java.base@11.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155)
at java.base@11.0.1/jdk.internal.ref.CleanerImpl.run(CleanerImpl.java:148)
at java.base@11.0.1/java.lang.Thread.run(Thread.java:834)
at java.base@11.0.1/jdk.internal.misc.InnocuousThread.run(InnocuousThread.java:134)
!SUBENTRY 2 org.eclipse.ui.monitoring 1 0 2018-11-24 22:10:31.161
!MESSAGE Thread 'Active Thread: Equinox Container: 0d101a18-e145-4d53-b229-a088c6ba3375' tid=14 (TIMED_WAITING)
Waiting for: java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@35bb6831
!STACK 0
Stack Trace
at java.base@11.0.1/jdk.internal.misc.Unsafe.park(Native Method)
at java.base@11.0.1/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234)
at java.base@11.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2123)
at java.base@11.0.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182)
at java.base@11.0.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899)
at java.base@11.0.1/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1054)
at java.base@11.0.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1114)
at java.base@11.0.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base@11.0.1/java.lang.Thread.run(Thread.java:834)
答案 0 :(得分：0)
检查您的JAVA_HOME是否指向您要指向的位置，并使其路径指向相同的位置。您看起来正以这种方式混合使用Java版本。另外，重新启动计算机，以确保重新启动后它仍然可以正常运行