if i do dpkg i get this error

Nokia-N900-42-11:~# dpkg -i /home/user/MyDocs/nitdroid-kernel-2.6.28-07_rc4_armel.deb
(Reading database ... 23931 files and directories currently installed.)
Preparing to replace nitdroid-kernel-2.6.28-07 rc4 (using .../nitdroid-kernel-2.6.28-07_rc4_armel.deb) ...
Android not found. MUST be mounted on '/and'
dpkg: warning - old pre-removal script returned error exit status 1
dpkg - trying script from the new package instead ...
dpkg: ... it looks like that went OK.
Android not found. MUST be mounted on '/and'
dpkg: error processing /home/user/MyDocs/nitdroid-kernel-2.6.28-07_rc4_armel.deb (--install):
subprocess pre-installation script returned error exit status 1
Errors were encountered while processing:
/home/user/MyDocs/nitdroid-kernel-2.6.28-07_rc4_armel.deb
Nokia-N900-42-11:~#

dude im not sure what to do anymore im sooo lost. been trying to get nitdroid for a week and im going no were fast (only came on yesterday because i lost all the codes :/ )