[dvblast-devel] erro getting on ATSC

[dvblast at multimediagroup.info]

I install dvblast 1.2 on ubuntu 10.0.4

When I try to execute this comand:

sudo dvblast -a 0 -c M1.cfg -f 533000000 -m VSB_8 -e

DVBlast 1.2.0
warning: restarting
debug: using linux-dvb API version 5
error: unknown frontend type 3

my M1.cfg file is as fallow:

; -a 0 -c M1.cfg -f 533000000 -m VSB_8 -e
;WFME-TV
239.255.1.80:5004    1    3
;Fox5
238.255.1.1:5004     1    4

Can some help me?
What i am doing wrong?

thanks