> If you found that the adapter hung after probing a certain address, > you can > specify that address to remain unprobed. That often > includes address 0x69 (clock chip). > Segmentation fault Strange. Never seen that before. Perl itself would be segfaulting. Could you please tell me which distribution you are running, and which version of Perl is used? Do you have any way to get a core dumped (ulimit -c unlimited could help)? May I send you a modified version of the script with some extra prints to try and locate the problem? Thanks. -- Jean Delvare http://www.ensicaen.ismra.fr/~delvare/