Hmm jumped to conclution there, using strace i got: mprotect(0x43050000, 4096, PROT_READ|PROT_WRITE) = 0 and read(22, 0x43050000, 1024) = -1 EAGAIN (Resource temporarily unavailable) In this kase this is an virtual memory alocation for the comm port something isnt going the way it should. anybody have any thoughts? Trex _________________________________________________________________ Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp