eclipse indigo的链接资源中的jar文件给出了“无法从加载Main-Class清单属性”

I created a path variable in eclipse and link a jar file using this path. Then adding this file to the build path. On my PC it's working fine and but it is giving following error on others PC's. dialog box appear with message "Failed to load Main-Class manifest attribute from "I created a path variable in eclipse and link a