Program received signal SIGSEGV, Segmentation fault.
0x083f8b4e in irr::video::COpenGLDriver::setActiveTexture(unsigned int, irr::video::ITexture const*) ()
(gdb) bt
#0  0x083f8b4e in irr::video::COpenGLDriver::setActiveTexture(unsigned int, irr::video::ITexture const*) ()
#1  0x083fbe1d in irr::video::COpenGLDriver::setMaterial(irr::video::SMaterial const&) ()
#2  0x085a1876 in irr::scene::CAnimatedMeshSceneNode::render() ()
#3  0x083a2164 in irr::scene::CSceneManager::drawAll() ()
#4  0x0830dd25 in the_game (kill=@0x87b3f80: false, random_input=false, input=0x8b0beb0, device=0x8834c90, font=0x8b0be08, map_dir="/home/celeron55/softat/minetest/bin/../worlds/m", playername=
    "nakki2", password="", address="localhost", port=30000, error_message=L"", configpath="/home/celeron55/softat/minetest/bin/../minetest.conf", chat_backend=..., gamespec=..., 
    simple_singleplayer_mode=false) at /home/celeron55/softat/minetest/src/game.cpp:2752
#5  0x0831d462 in main (argc=1, argv=0xbffff014) at /home/celeron55/softat/minetest/src/main.cpp:1679