Problem solved! I've just downloaded GStreamer 1.4.4 binaries and seeking with gnonlin started to work. It seems it was a genuine bug, but it has now been fixed. -- View this message in context: http://gstreamer-devel.966125.n4.nabble.com/Can-t-seek-with-gnonlin-tp4669281p4669543.html Sent from the GStreamer-devel mailing list archive at Nabble.com.