FTR, the lsdvd output is:
$ lsdvd /dev/sr0
*** libdvdread: CHECK_VALUE failed in ifo_read.c:1246 *** *** for vts_ptt_srpt->title[i].ptt[j].pgn != 0 ***
libdvdread: Invalid IFO for title 2 (VTS_02_0.BU). Can't open ifo 2!
FTR, the lsdvd output is:
$ lsdvd /dev/sr0
*** libdvdread: CHECK_VALUE failed in ifo_read.c:1246 *** srpt->title[ i].ptt[ j].pgn != 0 ***
*** for vts_ptt_
*** libdvdread: CHECK_VALUE failed in ifo_read.c:1246 *** srpt->title[ i].ptt[ j].pgn != 0 ***
*** for vts_ptt_
libdvdread: Invalid IFO for title 2 (VTS_02_0.BU).
Can't open ifo 2!