Im developing on LPC3250 NPX Embedded system, Ive placed the firmawere where instructed,
and I keep getting this error no matter what I do?
Ive gone as far ast tracing the kernel stack but makes no sense to me.. can anyone help?

usb 1-1: Could not load firmware file zd1211/zd1211b_ub. Error number -2
zd1211rw 1-1:1.0: couldn't load firmware. Error number -2
ifconfig: SIOCSIFFLAGS: No such file or directory