Hi, One more thing, the command that seems to bomb, cp -pf /home/tu/workspace/arm920_tool/buildroot/project_build_arm/uclibc/linux-2.6.22.1/arch/arm/boot/uImage /home/tu/workspace/arm920_tool/buildroot/binaries/uclibc/at91rm9200ek-linux-2.6.22.1-20080420.gz The is no uImage in the source folder, there is however a zImage. ??? Mr Foo