hi, I have a Acer 1208 CDRW 12x8x32, I have patch kernel 2.4.6 by packet-0.0.2m-2.4.6. reboot and press next command: modprobe pktcdvd insmod udf-0.9.6/module/udf.o pktsetup /dev/pktcdvd0 /dev/hdd mount /dev/pktcdvd0 /mnt/cdrom -t udf -o rw,noatime mkdir /mnt/cdrom/t umount /mnt/cdrom all command no error or warnning show, but the CDRW red led no flash, the CDRW content no change, the /proc/kmsg will display : <4>pktcdvd: WRITE for ro device pktcdvd0 (9856) <4>pktcdvd: WRITE for ro device pktcdvd0 (1408) <4>pktcdvd: WRITE for ro device pktcdvd0 (10116) <4>pktcdvd: WRITE for ro device pktcdvd0 (10112) <4>pktcdvd: WRITE for ro device pktcdvd0 (1408) <5>pktcdvd: speed (R/W) 6/4 <4>pktcdvd: Unknown ioctl for pktcdvd0 (25a) and the CDRW format as udf under win2k DirectCD. Can anyone help me? __________________________________________________ Do you Yahoo!? U2 on LAUNCH - Exclusive greatest hits videos http://launch.yahoo.com/u2