Assertion failed: (_pos <= _size), function seek, file common/stream.cpp, line 85.

Program received signal SIGABRT, Aborted.
0x95b18b50 in __kill ()
(gdb) bt
#0  0x95b18b50 in __kill ()
#1  0x95bb3c00 in abort ()
#2  0x95ba6c10 in __assert_rtn ()
#3  0x00e554cc in Common::MemoryReadStream::seek (this=0x1c90d70, offs=768, whence=1) at common/stream.cpp:85
#4  0x00e430f0 in Common::SeekableReadStream::skip (this=0x1c90d70, offset=768) at stream.h:351
#5  0x00da8764 in Graphics::PreIMDDecoder::processFrame (this=0x2072c00) at graphics/video/coktel_decoder.cpp:706
#6  0x00daf118 in Graphics::PreIMDDecoder::decodeNextFrame (this=0x2072c00) at graphics/video/coktel_decoder.cpp:677
#7  0x0044777c in Gob::VideoPlayer::playFrame (this=0x207b800, slot=0, properties=@0xbfffc99c) at engines/gob/videoplayer.cpp:328
#8  0x0044827c in Gob::VideoPlayer::play (this=0x207b800, slot=0, properties=@0xbfffc99c) at engines/gob/videoplayer.cpp:235
#9  0x00408e14 in Gob::Inter_Fascination::oFascin_playTirb (this=0x207e000, params=@0xbfffcaec) at engines/gob/inter_fascin.cpp:233
#10 0x0040c148 in Common::Functor1Mem<Gob::OpGobParams&, void, Gob::Inter_Fascination>::operator() (this=0x1c8db60, v1=@0xbfffcaec) at func.h:453
#11 0x003e7e84 in Gob::Inter::executeOpcodeGob (this=0x207e000, i=1, params=@0xbfffcaec) at engines/gob/inter.cpp:113
#12 0x00401530 in Gob::Inter_v2::o2_goblinFunc (this=0x207e000, params=@0xbfffcc1a) at engines/gob/inter_v2.cpp:1257
#13 0x0040634c in Common::Functor1Mem<Gob::OpFuncParams&, bool, Gob::Inter_v2>::operator() (this=0x1c8dd50, v1=@0xbfffcc1a) at func.h:453
#14 0x003e6628 in Gob::Inter::executeOpcodeFunc (this=0x207e000, i=37 '%', j=5 '\005', params=@0xbfffcc1a) at engines/gob/inter.cpp:96
#15 0x003e7490 in Gob::Inter::funcBlock (this=0x207e000, retFlag=2) at engines/gob/inter.cpp:335
#16 0x003e75d0 in Gob::Inter::callSub (this=0x207e000, retFlag=2) at engines/gob/inter.cpp:363
#17 0x003be974 in Gob::Game::playTot (this=0x2011200, skipPlay=0) at engines/gob/game.cpp:329
#18 0x003bf30c in Gob::Game::start (this=0x2011200) at engines/gob/game.cpp:547
#19 0x003e4cb0 in Gob::Init::initGame (this=0x1c7c7b0) at engines/gob/init.cpp:195
#20 0x003e57ac in Gob::Init_Fascination::initGame (this=0x1c7c7b0) at engines/gob/init_fascin.cpp:55
#21 0x003c35b0 in Gob::GobEngine::run (this=0x1c4b8b0) at engines/gob/gob.cpp:328
#22 0x00011a9c in runGame (plugin=0x1c4b800, system=@0x2029600, edebuglevels=@0xbfffd9f8) at base/main.cpp:217
#23 0x000122cc in scummvm_main (argc=1, argv=0x1c098f0) at base/main.cpp:412