myeclipse 安装 activiti报错

你在eclipse-SDK-3.7.2-win32 上安装Activiti5.10成功了吗？能告诉我怎么成功的吗？我的一直报错啊，可以加我QQ吗？372331140

报错如下：

Cannot complete the install because one or more required items could not be found.
   Software being installed: Activiti Eclipse BPMN 2.0 Designer 5.8.0 (org.activiti.designer.feature.feature.group 5.8.0)
   Missing requirement: Activiti Eclipse BPMN 2.0 Designer 5.8.0 (org.activiti.designer.feature.feature.group 5.8.0) requires 'org.eclipse.emf.transaction 1.4.0' but it could not be found
   
 Cannot complete the install because one or more required items could not be found.
   Software being installed: Activiti Eclipse BPMN 2.0 Designer 5.10.0 (org.activiti.designer.feature.feature.group 5.10.0)
   Missing requirement: Activiti Eclipse BPMN 2.0 Designer 5.10.0 (org.activiti.designer.feature.feature.group 5.10.0) requires 'org.eclipse.emf.transaction 1.4.0' but it could not be found