Eclipse在启动过程中出现内部错误

Question

我在eclipse (它的eclipse氧气)中遇到了这个问题，我无法运行简单的Java程序

这是在我将项目修改为Maven项目后发生的。

到目前为止，我尝试了以下内容：

我使用(帮助>检查更新)更新了软件

已删除工作区，并创建了一个新工作区。

​

​

!ENTRY org.eclipse.core.jobs 4 2 2017-12-21 13:15:48.670
!MESSAGE An internal error occurred during: "Launching MailProcessor".
!STACK 0
java.lang.NullPointerException
    at org.eclipse.jdt.launching.JavaRuntime.isModularJava(JavaRuntime.java:1043)
    at org.eclipse.jdt.launching.JavaRuntime.isModularConfiguration(JavaRuntime.java:1020)
    at org.eclipse.jdt.launching.JavaRuntime.computeJREEntry(JavaRuntime.java:2341)
    at org.eclipse.m2e.jdt.internal.launch.MavenRuntimeClasspathProvider.computeUnresolvedClasspath(MavenRuntimeClasspathProvider.java:93)
    at org.eclipse.jdt.internal.launching.RuntimeClasspathProvider.computeUnresolvedClasspath(RuntimeClasspathProvider.java:57)
    at org.eclipse.jdt.launching.JavaRuntime.computeUnresolvedRuntimeClasspath(JavaRuntime.java:1509)
    at org.eclipse.jdt.launching.AbstractJavaLaunchConfigurationDelegate.getBootpathExt(AbstractJavaLaunchConfigurationDelegate.java:299)
    at org.eclipse.jdt.launching.AbstractJavaLaunchConfigurationDelegate.getVMSpecificAttributesMap(AbstractJavaLaunchConfigurationDelegate.java:615)
    at org.eclipse.jdt.launching.JavaLaunchDelegate._OT$callOrig(JavaLaunchDelegate.java:71)
    at org.objectteams.Team._OT$terminalCallNext(Team.java:598)
    at org.objectteams.Team._OT$callNext(Team.java:582)
    at org.eclipse.objectteams.otdt.internal.debug.adaptor.launching.JDTLaunchingAdaptor._OT$callNext(JDTLaunchingAdaptor.java:56)
    at org.eclipse.objectteams.otdt.internal.debug.adaptor.launching.JDTLaunchingAdaptor._OT$callReplace(JDTLaunchingAdaptor.java:56)
    at org.objectteams.Team._OT$callAllBindings(Team.java:557)
    at org.eclipse.jdt.launching.JavaLaunchDelegate.callAllBindings(JavaLaunchDelegate.java)
    at org.eclipse.jdt.launching.JavaLaunchDelegate.launch(JavaLaunchDelegate.java)
    at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:885)
    at org.eclipse.debug.internal.core.LaunchConfiguration.launch(LaunchConfiguration.java:739)
    at org.eclipse.debug.internal.ui.DebugUIPlugin.buildAndLaunch(DebugUIPlugin.java:1039)
    at org.eclipse.debug.internal.ui.DebugUIPlugin$8.run(DebugUIPlugin.java:1256)
    at org.eclipse.core.internal.jobs.Worker.run(Worker.java:56)

Answer 1

我在过去遇到过类似的问题，你可以尝试以下方法：

1. 退出Eclipse
2. 转到文件资源管理器中的工作区文件夹
3. 查找.metadata文件夹并将其删除
4. 重新打开Eclipse

<代码>G29

希望它能起作用。

Answer 2

对于我来说，当我在run configuration中单击PHP server旁边的configure时，就会发生这种情况

单击new即可解决此问题

Answer 3

我也有类似的问题，刚刚重启了eclipse，它会自动工作