Hello again. I was looking at too-dark video from my phone and trying to use histogram + brightness/contrast filters. Attempting to move one full-video (from four files) spanning effect below/above (via context menu on effect's bar) another full-video spanning effect resulted in crash :( LANG=ru_RU.utf8 cin Cinelerra Infinity - built: Oct 26 2019 18:11:11 git://git.cinelerra-gg.org/goodguy/cinelerra.git (c) 2006-2019 Heroine Virtual Ltd. by Adam Williams (c) 2007-2019 cin5 derivative by W.P. Morrow aka goodguy Cinelerra is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. There is absolutely no warranty for Cinelerra. Device type none is not supported. Available device types: vdpau cuda vaapi opencl Device type none is not supported. Available device types: vdpau cuda vaapi opencl Device type none is not supported. Available device types: vdpau cuda vaapi opencl Device type none is not supported. Available device types: vdpau cuda vaapi opencl Device type none is not supported. Available device types: vdpau cuda vaapi opencl Device type none is not supported. Available device types: vdpau cuda vaapi opencl ** segv at 0x8658649 in pid 15344, tid 15449 writing debug data to /tmp/cinelerra_15344.dmp lock_items: 34 lock_frees: 3 ** dump complete Ошибка сегментирования