可能这个问题已经被问过好几次了。但我没有得到确切的解决方案。所以，我在这里发布了这个问题。我努力在 Eclipse Juno 中安装 UML2 Tool SDK 插件。我尝试按照以下步骤安装。
- 帮助 -> 安装新软件
- 将 URL 添加为“ http://download.eclipse.org/releases/ganymede ”
- 我在 Models and Model Development 下选择了 UML2 Tools SDK (Incubation)。
- 我点击下一步，然后我得到这样的错误。
无法完成安装，因为找不到一项或多项所需项目。正在安装的软件：UML2 Tools SDK (Incubation) 0.8.0.v200809231457 (org.eclipse.uml2tools.sdk.feature.group 0.8.0.v200809231457) 当前安装的软件：Eclipse IDE for Java EE Developers 1.5.1.20120917-1257 (epp .package.jee 1.5.1.20120917-1257) 缺少要求：Ecore 1.3.0.v200905271400 (org.eclipse.ocl.ecore 1.3.0.v200905271400) 的 OCL 2.0 绑定需要 'bundle org.eclipse.emf.ecore [2.5. 0,2.6.0)' 但找不到 一次只能安装以下之一：EMF Ecore 2.8.3.v20130125-0546 (org.eclipse.emf.ecore 2.8.3.v20130125-0546) EMF Ecore 2.7.0.v20120127-1122 (org.eclipse.emf.ecore 2.7.0.v20120127-1122) EMF Ecore 2.8.1.v20120911-0500 (org.eclipse.emf.ecore 2.8.1.
无法满足依赖关系：来自：OCL 2.0 Binding for Ecore 1.2.1.v200807301850 (org.eclipse.ocl.ecore 1.2.1.v200807301850) 到：捆绑 org.eclipse.emf.ecore [2.4.0,2.5.0) 不能满足依赖关系：来自：Eclipse Platform 4.2.1.v20120814-120134-9JF7BHVGFyMveli1uX6aTH0q-eAap6PAgOP5mO（org.eclipse.platform.feature.group 4.2.1.v20120814-120134-9JF7BHVGFyMveli1uX6aTH0q-eAap6PAgOP5mO.to.eclipse）组 [4.2.1.v20120814-120134-7IAPA8BrHQicS-rjP0GbqK780kMy] 无法满足依赖关系：来自：Eclipse RCP 4.2.1.v20120814-120134-7IAPA8BrHQicS-rjP0GbqK780kMy (org.eclipse.rcp.feature.group 4.2.1.013402804122 -7IAPA8BrHQicS-rjP0GbqK780kMy) 至：org.eclipse.ui.workbench [3.103.1.v20120906-120042] 无法满足依赖关系：来自：Eclipse Workbench 3.103.1.v20120906-120042 (org.eclipse.ui.工作台 3.103.1.v20120906-120042）至：捆绑 org.eclipse.e4.ui.model.workbench 0.9.1 无法满足依赖关系：来自：UML2 图表（孵化）0.8.1.v200809231457（org.eclipse.uml2.diagram .feature.group 0.8.1.v200809231457）至：org.eclipse.uml2.diagram.statemachine [0.8.1.v200809231457] 无法满足依赖关系：来自：UML2 状态机图插件（孵化）0.8.1.v200809231457（org. eclipse.uml2.diagram.statemachine 0.8.1.v200809231457) 到：bundle org.eclipse.emf.ocl 0.0.0 不能满足依赖：来自：UML2 Tools SDK (Incubation) 0.8.0.v200809231457 (org.eclipse.uml2tools. sdk.feature.group 0.8.0.v200809231457）到：org.eclipse.uml2.diagram.feature.group [0.8.1.v200809231457]1 不能满足依赖：来自：UML2 Diagramming (Incubation) 0.8.1.v200809231457 (org.eclipse.uml2.diagram.feature.group 0.8.1.v200809231457) 到：org.eclipse.uml2.diagram.statemachine [0.8.1 .v200809231457] 无法满足依赖关系：来自：UML2 状态机图插件（孵化）0.8.1.v200809231457（org.eclipse.uml2.diagram.statemachine 0.8.1.v200809231457）至：捆绑 org.eclipse.emf.ocl 0.0。 0 不能满足依赖：来自：UML2 Tools SDK (Incubation) 0.8.0.v200809231457 (org.eclipse.uml2tools.sdk.feature.group 0.8.0.v200809231457) 到：org.eclipse.uml2.diagram.feature.group [ 0.8.1.v200809231457]1 不能满足依赖：来自：UML2 Diagramming (Incubation) 0.8.1.v200809231457 (org.eclipse.uml2.diagram.feature.group 0.8.1.v200809231457) 到：org.eclipse.uml2.diagram.statemachine [0.8.1 .v200809231457] 无法满足依赖关系：来自：UML2 状态机图插件（孵化）0.8.1.v200809231457（org.eclipse.uml2.diagram.statemachine 0.8.1.v200809231457）至：捆绑 org.eclipse.emf.ocl 0.0。 0 不能满足依赖：来自：UML2 Tools SDK (Incubation) 0.8.0.v200809231457 (org.eclipse.uml2tools.sdk.feature.group 0.8.0.v200809231457) 到：org.eclipse.uml2.diagram.feature.group [ 0.8.1.v200809231457]v200809231457] 无法满足依赖关系：来自：UML2 状态机图插件（孵化）0.8.1.v200809231457（org.eclipse.uml2.diagram.statemachine 0.8.1.v200809231457）至：捆绑 org.eclipse.emf.ocl 0.0.0无法满足依赖：来自：UML2 Tools SDK (Incubation) 0.8.0.v200809231457 (org.eclipse.uml2tools.sdk.feature.group 0.8.0.v200809231457) 到：org.eclipse.uml2.diagram.feature.group [0.8 .1.v200809231457]v200809231457] 无法满足依赖关系：来自：UML2 状态机图插件（孵化）0.8.1.v200809231457（org.eclipse.uml2.diagram.statemachine 0.8.1.v200809231457）至：捆绑 org.eclipse.emf.ocl 0.0.0无法满足依赖：来自：UML2 Tools SDK (Incubation) 0.8.0.v200809231457 (org.eclipse.uml2tools.sdk.feature.group 0.8.0.v200809231457) 到：org.eclipse.uml2.diagram.feature.group [0.8 .1.v200809231457]v200809231457]v200809231457]
我希望你能为我的问题提供解决方案。