Question

我已经从Eclipse下载位置下载了最新版本的Eclipse eclipse-jee-2019-09-R-win32-x86_64.zip 。提取它并创建一个新项目。

我在日食中遇到以下错误：

环境变量：

C:\Users\User>java -version
java version "1.8.0_221"
Java(TM) SE Runtime Environment (build 1.8.0_221-b11)
Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)

C:\Users\User>echo %JAVA_HOME%
C:\Program Files\Java\jdk1.8.0_202

C:\Users\User>echo %JRE_HOME%
C:\Program Files\Java\jdk1.8.0_202\jre

C:\Users\User>echo %PATH%
.....;C:\Program Files\Java\jdk1.8.0_202\bin;

以下.log文件的内容：

!SESSION 2019-10-12 12:30:46.034 -----------------------------------------------
eclipse.buildId=4.13.0.I20190916-1045
java.version=1.8.0_202
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
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

!ENTRY org.eclipse.egit.ui 2 0 2019-10-12 12:34:07.716
!MESSAGE Warning: The environment variable HOME is not set. The following directory will be used to store the Git
user global configuration and to define the default location to store repositories: 'C:\Users\Buddha'. If this is
not correct please set the HOME environment variable and restart Eclipse. Otherwise Git for Windows and
EGit might behave differently since they see different configuration options.
This warning can be switched off on the Team > Git > Confirmations and Warnings preference page.

!ENTRY org.eclipse.jdt.launching 4 4 2019-10-12 12:34:36.044
!MESSAGE Failed to retrieve default libraries for C:\Program Files\Java\jdk1.8.0_202

!ENTRY org.eclipse.jdt.launching 4 4 2019-10-12 12:34:38.998
!MESSAGE Failed to retrieve default libraries for C:\Program Files\Java\jdk1.8.0_202

!ENTRY org.eclipse.jdt.launching 4 4 2019-10-12 12:34:40.351
!MESSAGE Could not determine Java version for location C:\Program Files\Java\jdk1.8.0_202.

!ENTRY org.eclipse.jdt.launching 4 4 2019-10-12 12:34:40.353
!MESSAGE Could not determine Java version for location C:\Program Files\Java\jdk1.8.0_202.

!ENTRY org.eclipse.jdt.launching 4 4 2019-10-12 12:35:34.845
!MESSAGE Could not determine Java version for location C:\Program Files\Java\jdk1.8.0_202.

!ENTRY org.eclipse.jdt.launching 4 4 2019-10-12 12:35:34.866
!MESSAGE Could not determine Java version for location C:\Program Files\Java\jdk1.8.0_202.

!ENTRY org.eclipse.jdt.launching 4 4 2019-10-12 12:35:34.871
!MESSAGE Could not determine Java version for location C:\Program Files\Java\jdk1.8.0_202.

!ENTRY org.eclipse.m2e.logback.appender 2 0 2019-10-12 12:35:34.884
!MESSAGE Could not update project test configuration
!STACK 0
org.eclipse.core.runtime.AssertionFailedException: null argument:
    at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:88)
    at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:76)
    at org.eclipse.jdt.internal.launching.ClasspathShortener.<init>(ClasspathShortener.java:94)
    at org.eclipse.jdt.internal.launching.ClasspathShortener.<init>(ClasspathShortener.java:89)
    at org.eclipse.jdt.internal.launching.StandardVMRunner.getCommandLine(StandardVMRunner.java:473)
    at org.eclipse.jdt.internal.launching.StandardVMRunner.run(StandardVMRunner.java:497)
    at org.eclipse.jdt.launching.AbstractVMInstall.evaluateSystemProperties(AbstractVMInstall.java:398)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironmentAnalyzer.isFoundation1_0(ExecutionEnvironmentAnalyzer.java:183)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironmentAnalyzer.analyze(ExecutionEnvironmentAnalyzer.java:111)
    at org.eclipse.jdt.internal.launching.environments.Analyzer.analyze(Analyzer.java:44)
    at org.eclipse.jdt.internal.launching.environments.EnvironmentsManager.analyze(EnvironmentsManager.java:387)
    at org.eclipse.jdt.internal.launching.environments.EnvironmentsManager.initializeCompatibilities(EnvironmentsManager.java:294)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironment.init(ExecutionEnvironment.java:185)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironment.getDefaultVM(ExecutionEnvironment.java:227)
    at org.eclipse.jdt.internal.launching.JREContainerInitializer.resolveVM(JREContainerInitializer.java:179)
    at org.eclipse.jdt.internal.launching.JREContainerInitializer.resolveVM(JREContainerInitializer.java:146)
    at org.eclipse.jdt.internal.launching.JREContainerInitializer.initialize(JREContainerInitializer.java:63)
    at org.eclipse.jdt.internal.core.JavaModelManager.initializeContainer(JavaModelManager.java:3195)
    at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:3079)
    at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2295)
    at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2322)
    at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:3141)
    at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:2111)
    at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3691)
    at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:3142)
    at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:3065)
    at org.eclipse.jdt.internal.core.ClasspathEntry.validateClasspath(ClasspathEntry.java:1863)
    at org.eclipse.jdt.internal.core.SetClasspathOperation.verify(SetClasspathOperation.java:125)
    at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:796)
    at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3554)
    at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3514)
    at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3527)
    at org.eclipse.m2e.jdt.internal.AbstractJavaProjectConfigurator.configure(AbstractJavaProjectConfigurator.java:176)
    at org.eclipse.m2e.core.project.configurator.AbstractLifecycleMapping.configure(AbstractLifecycleMapping.java:120)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$3.call(ProjectConfigurationManager.java:508)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$3.call(ProjectConfigurationManager.java:1)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:501)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.configureNewMavenProjects(ProjectConfigurationManager.java:288)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$1.call(ProjectConfigurationManager.java:175)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$1.call(ProjectConfigurationManager.java:1)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
    at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1374)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.importProjects(ProjectConfigurationManager.java:143)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.createArchetypeProjects0(ProjectConfigurationManager.java:863)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$5.call(ProjectConfigurationManager.java:792)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$5.call(ProjectConfigurationManager.java:1)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
    at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1374)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.createArchetypeProjects(ProjectConfigurationManager.java:790)
    at org.eclipse.m2e.core.ui.internal.wizards.MavenProjectWizard$5.doCreateMavenProjects(MavenProjectWizard.java:241)
    at org.eclipse.m2e.core.ui.internal.wizards.AbstractCreateMavenProjectJob$1.doCreateMavenProjects(AbstractCreateMavenProjectJob.java:63)
    at org.eclipse.m2e.core.ui.internal.wizards.AbstractCreateMavenProjectsOperation.run(AbstractCreateMavenProjectsOperation.java:73)
    at org.eclipse.m2e.core.ui.internal.wizards.AbstractCreateMavenProjectJob.runInWorkspace(AbstractCreateMavenProjectJob.java:67)
    at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:42)
    at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)

!ENTRY org.eclipse.m2e.core 4 0 2019-10-12 12:35:34.905
!MESSAGE Could not update project test configuration
!STACK 0
org.eclipse.core.runtime.AssertionFailedException: null argument:
    at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:88)
    at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:76)
    at org.eclipse.jdt.internal.launching.ClasspathShortener.<init>(ClasspathShortener.java:94)
    at org.eclipse.jdt.internal.launching.ClasspathShortener.<init>(ClasspathShortener.java:89)
    at org.eclipse.jdt.internal.launching.StandardVMRunner.getCommandLine(StandardVMRunner.java:473)
    at org.eclipse.jdt.internal.launching.StandardVMRunner.run(StandardVMRunner.java:497)
    at org.eclipse.jdt.launching.AbstractVMInstall.evaluateSystemProperties(AbstractVMInstall.java:398)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironmentAnalyzer.isFoundation1_0(ExecutionEnvironmentAnalyzer.java:183)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironmentAnalyzer.analyze(ExecutionEnvironmentAnalyzer.java:111)
    at org.eclipse.jdt.internal.launching.environments.Analyzer.analyze(Analyzer.java:44)
    at org.eclipse.jdt.internal.launching.environments.EnvironmentsManager.analyze(EnvironmentsManager.java:387)
    at org.eclipse.jdt.internal.launching.environments.EnvironmentsManager.initializeCompatibilities(EnvironmentsManager.java:294)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironment.init(ExecutionEnvironment.java:185)
    at org.eclipse.jdt.internal.launching.environments.ExecutionEnvironment.getDefaultVM(ExecutionEnvironment.java:227)
    at org.eclipse.jdt.internal.launching.JREContainerInitializer.resolveVM(JREContainerInitializer.java:179)
    at org.eclipse.jdt.internal.launching.JREContainerInitializer.resolveVM(JREContainerInitializer.java:146)
    at org.eclipse.jdt.internal.launching.JREContainerInitializer.initialize(JREContainerInitializer.java:63)
    at org.eclipse.jdt.internal.core.JavaModelManager.initializeContainer(JavaModelManager.java:3195)
    at org.eclipse.jdt.internal.core.JavaModelManager$10.run(JavaModelManager.java:3079)
    at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2295)
    at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2322)
    at org.eclipse.jdt.internal.core.JavaModelManager.initializeAllContainers(JavaModelManager.java:3141)
    at org.eclipse.jdt.internal.core.JavaModelManager.getClasspathContainer(JavaModelManager.java:2111)
    at org.eclipse.jdt.core.JavaCore.getClasspathContainer(JavaCore.java:3691)
    at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:3142)
    at org.eclipse.jdt.internal.core.JavaProject.resolveClasspath(JavaProject.java:3065)
    at org.eclipse.jdt.internal.core.ClasspathEntry.validateClasspath(ClasspathEntry.java:1863)
    at org.eclipse.jdt.internal.core.SetClasspathOperation.verify(SetClasspathOperation.java:125)
    at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:796)
    at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3554)
    at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3514)
    at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3527)
    at org.eclipse.m2e.jdt.internal.AbstractJavaProjectConfigurator.configure(AbstractJavaProjectConfigurator.java:176)
    at org.eclipse.m2e.core.project.configurator.AbstractLifecycleMapping.configure(AbstractLifecycleMapping.java:120)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$3.call(ProjectConfigurationManager.java:508)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$3.call(ProjectConfigurationManager.java:1)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:501)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.configureNewMavenProjects(ProjectConfigurationManager.java:288)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$1.call(ProjectConfigurationManager.java:175)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$1.call(ProjectConfigurationManager.java:1)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:112)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
    at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1374)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.importProjects(ProjectConfigurationManager.java:143)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.createArchetypeProjects0(ProjectConfigurationManager.java:863)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$5.call(ProjectConfigurationManager.java:792)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$5.call(ProjectConfigurationManager.java:1)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:177)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:151)
    at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:99)
    at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1374)
    at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.createArchetypeProjects(ProjectConfigurationManager.java:790)
    at org.eclipse.m2e.core.ui.internal.wizards.MavenProjectWizard$5.doCreateMavenProjects(MavenProjectWizard.java:241)
    at org.eclipse.m2e.core.ui.internal.wizards.AbstractCreateMavenProjectJob$1.doCreateMavenProjects(AbstractCreateMavenProjectJob.java:63)
    at org.eclipse.m2e.core.ui.internal.wizards.AbstractCreateMavenProjectsOperation.run(AbstractCreateMavenProjectsOperation.java:73)
    at org.eclipse.m2e.core.ui.internal.wizards.AbstractCreateMavenProjectJob.runInWorkspace(AbstractCreateMavenProjectJob.java:67)
    at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:42)
    at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)

我已经尝试了几次，提取到不同的位置并使用不同的工作空间，但是我遇到了相同的错误。

我的发展受阻。任何帮助表示赞赏。

Answer 1

确保可以访问JDK下的文件。我遇到了同样的问题，因为由于代理问题，我的日食无法访问我的JDK文件。然后我更改了我的JDK路径。有效。

Eclipse 2019-09-在创建新项目时出现错误：“无法确定Java版本”

1 个答案: