Hi.. Thanks for your reply. Could you please guide me how to proceed further? Regards, Swikar Soni On Thu, 8 Dec, 2022, 2:31 pm Tommy Murphy, wrote: > > [ERROR] Your file system in > '/mnt/d/embedded_linux_course/toolchain_understandin/crosstool-ng/.build' is > *not* case-sensitive! > > Isn't this your problem? > Your filesystem isn't case sensitive and building certain stuff (e.g. > Linux and maybe also a Linux toolchain) requires a case sensitive > filesystem because some Linux headers have the same name distinguished only > by case (e.g. Foo.h and foo.h). >