我正在使用 Eclipse 开普勒 IDE。我在我的 Eclipse IDE 中安装了JBoss Tools插件。当我第一次运行 ant 目标时，我的 eclipse IDE 中出现错误控制台。但如果我第二次运行相同的目标，它将成功运行。以下是错误控制台上出现的消息
Errors occurred during the build.
Errors running builder 'Integrated External Tool Builder' on project 'MY_PROJECT'.
Launch configuration type id "org.maven.ide.eclipse.Maven2BuilderConfigurationType" does not exist.
Possible causes:
Missing specification of a launch type (missing plug-in)
Incorrect launch configuration XML
Launch configuration type id "org.maven.ide.eclipse.Maven2BuilderConfigurationType" does not exist.
Possible causes:
Missing specification of a launch type (missing plug-in)
Incorrect launch configuration XML