NoClassDefFoundError：启动 Eclipse 后出现 org/codehaus/jdt/groovy/integration/LanguageSupport

Question

打开 Groovy 文件时出现以下异常：

org.osgi.framework.BundleException: Exception in org.codehaus.groovy.eclipse.refactoring.Activator.start() of bundle org.codehaus.groovy.eclipse.refactoring.
    at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:734)
    at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:683)
    at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:381)
...
Caused by: java.lang.NoClassDefFoundError: org/codehaus/jdt/groovy/integration/LanguageSupport

或者

java.lang.NoClassDefFoundError: org/codehaus/groovy/eclipse/refactoring/formatter/GroovyIndentationService
    at org.codehaus.groovy.eclipse.editor.GroovyAutoIndentStrategy.<init>(GroovyAutoIndentStrategy.java:50)
    at org.codehaus.groovy.eclipse.editor.GroovyConfiguration.getAutoEditStrategies(GroovyConfiguration.java:181)
...
Caused by: org.eclipse.core.runtime.internal.adaptor.EclipseLazyStarter$TerminatingClassNotFoundException: An error occurred while automatically activating bundle org.codehaus.groovy.eclipse.refactoring (47).
...
Caused by: org.osgi.framework.BundleException: Exception in org.codehaus.groovy.eclipse.refactoring.Activator.start() of bundle org.codehaus.groovy.eclipse.refactoring.
...
Caused by: java.lang.NoClassDefFoundError: org/codehaus/jdt/groovy/integration/LanguageSupport
Caused by: java.lang.ClassNotFoundException: org.codehaus.jdt.groovy.integration.LanguageSupport

Answer 1

Groovy 需要一个特殊版本的org.eclipse.jdt.core插件。

对于 3.7，原始插件有版本，3.7.3.v2012...但你需要3.7.3.xx-2013*

如果通过“Eclipse 应用程序”启动配置启动 Eclipse，请在“运行配置”对话框中将其打开。在“插件”选项卡中，搜索“jdt.core”并激活正确的插件。

如果不存在，请删除并再次安装 Groovy 功能​​。