有时候,自己下载的或者拷贝过来的JNI项目出现莫名错误,通常是找不到头文件,可能解决方案如下: Removing the C nature: The only way I could find to reliably removed the C nature from the project was by hand editing Eclipse's .project file for the project. Close the Eclipse project (e.g. by quittin…