I get this error after sh bootbt command:

u0_a74@android:/ # su
u0_a74@android:/ # cd /sdcard/bt5
u0_a74@android:/sdcard/bt5 # sh bootbt
mkdir failed for -p, File exists
Loop device exists
ioctl LOOP_SET_FD failed: Device or resource busy
mount: No such file or directory
mount: No such file or directory
mount: No such file or directory
net.ipv4.ip_forward = 1
bootbt[23]: can't create /data/local/mnt/etc/resolv.conf: No such file or directory
bootbt[24]: can't create /data/local/mnt/etc/hosts: No such file or directory
chroot: can't execute '/bin/bash': No such file or directory
Shutting down BackTrack ARM For Xoom
failed: No such file or directory
failed: No such file or directory
failed: No such file or directory
failed: Invalid argument
1|u0_a74@android:/sdcard/bt5 #