id summary reporter owner description type status priority milestone component version severity resolution keywords cc mlocked 3046 Bogus position map causes fast forward locks in frontend after [12645] anonymous Janne Grunau "Pressing FF when viewing recorded programmes hangs the frontend: {{{ 2007-02-04 23:50:36.664 Dec: DoFastForward(2995 (2971), don't discard frames) 2007-02-04 23:50:36.664 AFD: SeekReset(3006, 0, do flush, don't discard) 2007-02-04 23:50:36.664 AFD: SeekReset() flushing [mpeg2video @ 0xb7551728]current_picture not initalized 2007-02-04 23:50:36.703 AFD Error: Unknown decoding error 2007-02-04 23:50:36.714 Avg read interval was 182 msec. 64K block size 2007-02-04 23:50:36.742 Avg read interval was 197 msec. 96K block size 2007-02-04 23:50:36.758 Avg read interval was 197 msec. 128K block size 2007-02-04 23:50:36.774 Avg read interval was 197 msec. 160K block size 2007-02-04 23:50:36.790 Avg read interval was 197 msec. 192K block size 2007-02-04 23:50:36.807 Avg read interval was 197 msec. 224K block size 2007-02-04 23:50:38.454 NVP: Play( 10.0, normal 0, unpause audio 1) 2007-02-04 23:50:41.140 NVP: prebuffering pause 2007-02-04 23:50:41.140 NVP: Waiting for prebuffer.. 0 AAAAAAAAAAAAAAAAAAAAAUAAAAAAAAA }}} The error condition appears to be: [mpeg2video @ 0xb7551728]current_picture not initalized I have no idea what causes this but to restore mythtv FF functionality you can backout FFMPEG libavcodec update in revision 7256 => 7538 as per the patch attached. l8r " defect closed minor 0.21 mythtv head medium fixed mpeg12.c Stuart Auchterlonie 0