如果我跑我的项目这个错误会构建路径问题，如何解决这个错误。

If I run my project this error will come build path problem how to solve this error.

错误：

描述资源路径位置 类型项目videothumb'缺失 所需的源文件夹：根 videothumb构建路径构建路径 问题 在该项目不能建，直到 构建路径错误已解决 videothumb未知的Java问题 Description Resource Path Location Type Project 'videothumb' is missing required source folder: 'gen' videothumb Build path Build Path Problem The project cannot be built until build path errors are resolved videothumb Unknown Java Problem

任何一个可以帮助我吗？

Can any one help me?

推荐答案

尝试清理项目，如果仍然没有帮助关闭并重新打开的项目。

Try to clean project and if it still doesn't help close and then open project.