[mythtv-users] DTVMux, Error: Invalid S2 modulation system parameter '1', aborting.

[agraham]

On 10/13/2009 09:47 PM, Petr Stehlik wrote:
> Hi there,
>
> how do we play with the problem mentioned in subject?
>
> Thanks
>
> Petr
>

I just got this message too and found this thread:

http://ubuntuforums.org/showthread.php?t=1329629

specifically, see the part on "update dtv_multiplex set mod_sys = 'DVB-S';"

Which seems to have fixed it for me.

My log file includes the following (before the fix)

  cat be.log
2009-12-13 15:08:27.327 mythbackend version: branches/release-0-22-fixes 
[22974M] www.mythtv.org 

2009-12-13 15:08:27.335 Using runtime prefix = /home/mtv/ 

2009-12-13 15:08:27.342 Using configuration directory = 
/home/mtv/.mythtv
2009-12-13 15:08:27.350 Using localhost value of HDTV 

2009-12-13 15:08:27.365 New DB connection, total: 1 

2009-12-13 15:08:27.375 Connected to database 'mythconverg' at host: 
192.168.10.1
2009-12-13 15:08:27.381 Closing DB connection named 'DBManager0' 

2009-12-13 15:08:27.390 Connected to database 'mythconverg' at host: 
192.168.10.1
2009-12-13 15:08:27.406 Current MythTV Schema Version (DBSchemaVer): 
1244
2009-12-13 15:08:27.418 MythBackend: Starting up as the master server. 

2009-12-13 15:08:27.432 mythbackend: MythBackend started as master 
server
2009-12-13 15:08:27.450 New DB connection, total: 2 

2009-12-13 15:08:27.461 Connected to database 'mythconverg' at host: 
192.168.10.1
2009-12-13 15:08:27.985 New DB connection, total: 3 

2009-12-13 15:08:27.997 Connected to database 'mythconverg' at host: 
192.168.10.1
2009-12-13 15:08:28.008 New DB connection, total: 4 

2009-12-13 15:08:28.023 Connected to database 'mythconverg' at host: 
192.168.10.1
2009-12-13 15:08:28.721 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:28.733 DVBChan(291:/dev/dvb/adapter0/frontend0) Error: 
SetChannelByString(52550): Failed to initialize multiplex options 

2009-12-13 15:08:28.800 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:28.808 DVBChan(292:/dev/dvb/adapter0/frontend0) Error: 
SetChannelByString(52300): Failed to initialize multiplex options 

2009-12-13 15:08:29.536 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:29.545 DVBChan(301:/dev/dvb/adapter1/frontend0) Error: 
SetChannelByString(52102): Failed to initialize multiplex options 

2009-12-13 15:08:29.581 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:29.585 DVBChan(302:/dev/dvb/adapter1/frontend0) Error: 
SetChannelByString(52320): Failed to initialize multiplex options 

2009-12-13 15:08:29.619 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:29.624 DVBChan(303:/dev/dvb/adapter1/frontend0) Error: 
SetChannelByString(52325): Failed to initialize multiplex options 

2009-12-13 15:08:29.657 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:29.662 DVBChan(304:/dev/dvb/adapter1/frontend0) Error: 
SetChannelByString(6940): Failed to initialize multiplex options 

2009-12-13 15:08:29.696 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:29.702 DVBChan(305:/dev/dvb/adapter1/frontend0) Error: 
SetChannelByString(6940): Failed to initialize multiplex options 

2009-12-13 15:08:29.739 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:29.745 DVBChan(306:/dev/dvb/adapter1/frontend0) Error: 
SetChannelByString(6940): Failed to initialize multiplex options 

2009-12-13 15:08:31.206 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:31.213 DVBChan(311:/dev/dvb/adapter2/frontend0) Error: 
SetChannelByString(10230): Failed to initialize multiplex options 

2009-12-13 15:08:31.248 DTVMux, Error: Invalid S2 modulation system 
parameter '1', aborting. 

2009-12-13 15:08:31.254 DVBChan(312:/dev/dvb/adapter2/frontend0) Error: 
SetChannelByString(6940): Failed to initialize multiplex options