“Cannot complete the request.This installation has not been configured properly for Software Updates.See the error log for details.”

  从Eclipse中安装软件时弹出对话框提示“Cannot complete the request.This installation has not been configured properly for Software Updates.See the error log for details.”

    如图：

 

    此错误的原因是eclipse/p2/org.eclipse.equinox.p2.engine文件夹中的内容有问题，重新copy一份正确的内容即可。