我发现我的R.java从未更新过，所以它不包含关于我的新资源的信息，所以我决定删除它，并认为Eclipse将生成一个新的资源.但那没有发生，我现在也没有R.java.我怎样才能再生一个？
I'm using Windows 7.
From one of the comments: "Doing Project -> Clean is what caused the problem for me. Cleaning deletes R.java...and for whatever reason the plugin is not regenerating the file."