Hey,
I just updated to current SVN of ffmpeg, mlt, mlt++ and kdenlive (KDE4) and got this crash upon startup:

Application: Kdenlive (kdenlive), signal SIGSEGV

[Thread debugging using libthread_db enabled]

[New Thread 0xb5603720 (LWP 15741)]

[KCrash handler]

#6 mlt_properties_set_int (this=0x0, name=0xb3a7581f "forced", value=3)

at mlt_properties.c:285

#7 0xb3a7521f in consumer_start (parent=0x8667e78)

at consumer_sdl_still.c:159

#8 0xb7f4b192 in mlt_consumer_start (this=0x8667e78) at mlt_consumer.c:341

#9 0xb3a73664 in consumer_start (parent=0x8658b30)

at consumer_sdl_preview.c:208

#10 0xb7f4b192 in mlt_consumer_start (this=0x8658b30) at mlt_consumer.c:341

#11 0xb7f1d952 in Mlt::Consumer::start () from /usr/local/lib/libmlt++.so.0

#12 0x080cd827 in Render::start (this=0x86584b8)

at /home/johannes/test/kdenlive-kde4/src/renderer.cpp:887

#13 0x0810a14e in MonitorManager::activateMonitor (this=0x83431a8,

name=@0xbfbfc418)

at /home/johannes/test/kdenlive-kde4/src/monitormanager.cpp:53

#14 0x0810a1f5 in MonitorManager::resetProfiles (this=0x83431a8,

prof=@0xbfbfc4b0)

at /home/johannes/test/kdenlive-kde4/src/monitormanager.cpp:115

#15 0x0809852e in MainWindow::connectDocument (this=0x8310d20,

trackView=0x879f6e8, doc=0x8799510)

at /home/johannes/test/kdenlive-kde4/src/mainwindow.cpp:1043

#16 0x08099485 in MainWindow::activateDocument (this=0x8310d20)

at /home/johannes/test/kdenlive-kde4/src/mainwindow.cpp:766

#17 0x0809d43d in MainWindow::qt_metacall (this=0x8310d20,

_c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xbfbfc61c)

at /home/johannes/test/kdenlive-kde4/src/cmake_bindir/mainwindow.moc:190

#18 0xb74894f9 in QMetaObject::activate () from /usr/lib/libQtCore.so.4

#19 0xb7489bc2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4

#20 0xb6e14d93 in QTabWidget::currentChanged () from /usr/lib/libQtGui.so.4

#21 0xb6e16d44 in ?? () from /usr/lib/libQtGui.so.4

#22 0xb6e16fc5 in QTabWidget::qt_metacall () from /usr/lib/libQtGui.so.4

#23 0xb7d8338a in KTabWidget::qt_metacall ()

from /usr/lib/kde4/lib/libkdeui.so.5

#24 0xb74894f9 in QMetaObject::activate () from /usr/lib/libQtCore.so.4

#25 0xb7489bc2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4

#26 0xb6e0e893 in QTabBar::currentChanged () from /usr/lib/libQtGui.so.4

#27 0xb6e0fcca in QTabBar::setCurrentIndex () from /usr/lib/libQtGui.so.4

#28 0xb6e14212 in QTabBar::insertTab () from /usr/lib/libQtGui.so.4

#29 0xb6e16667 in QTabWidget::insertTab () from /usr/lib/libQtGui.so.4

#30 0xb6e1679a in QTabWidget::addTab () from /usr/lib/libQtGui.so.4

#31 0x0809cb46 in MainWindow::newFile (this=0x8310d20)

at /home/johannes/test/kdenlive-kde4/src/mainwindow.cpp:755

#32 0x080a4e75 in MainWindow (this=0x8310d20, parent=0x0)

at /home/johannes/test/kdenlive-kde4/src/mainwindow.cpp:275

#33 0x08093610 in main (argc=1, argv=0xbfbfce34)

at /home/johannes/test/kdenlive-kde4/src/main.cpp:61

#0 0xb7f55410 in __kernel_vsyscall ()



--
Johannes Wilm
http://www.johanneswilm.org
tel: +5059173717