Unable to launch cygpath. Is Cygwin on the path?] java.io.IOException: Cannot run program “cygpath”: CreateProcess error=2 当我add native support时报错。 我是这样解决的。在编译的项目中右键,点击Properties NDK_报错 Unable to launch cygpath. Is Cygwin on the path?] java.io.IOException: Cannot run program。 >> NDK_报错 Unable to launch cygpath. Is Cygwin on the path?] java.io.IOException: Cannot run program。 接下来clean一下就好了