this is what I get on console:
the map is ufocrash in oceania, i get the error when my soldiers kills an alien in aliens turn
(but I get this error also i other maps... maybe in all maps)
load material file: 'materials/ufocrash.mat'
music change to PsymongR4 (from van_geoscape)
Starting the game...
paolo has joined team 0
(player 0) It's team 1's round
paolo has taken control over team 1.
music change to PsymongN5 (from PsymongR4)
Team 1 ended round, team 7's round started!
********************
ERROR: Can't move, actor dead
********************
Shutdown server: Server crashed.
==== ShutdownGame ====
./ufo(Sys_Backtrace+0x1c)[0x55b94d]
./ufo[0x55b9ad]
/lib/libc.so.6[0x7f12f0f74290]
./ufo(INVSH_EmptyContainer+0x9d)[0x52ff7b]
./ufo(LE_Cleanup+0x18d)[0x44bbdf]
./ufo(GAME_Drop+0x16)[0x435092]
./ufo(CL_Drop+0xe)[0x44c98e]
./ufo(Com_Error+0x18a)[0x5018ab]
./ufo(CL_ActorDoMove+0xa5)[0x45b20c]
./ufo[0x459661]
./ufo(Qcommon_Frame+0x95)[0x5033f5]
./ufo(main+0x57)[0x55a715]
/lib/libc.so.6(__libc_start_main+0xe6)[0x7f12f0f605c6]
./ufo[0x4288d9]
./ufo(Sys_Backtrace+0x1c)[0x55b94d]
./ufo(Sys_Error+0x92)[0x55aba9]
./ufo(Sys_InitSignals+0x0)[0x55b9bf]
/lib/libc.so.6[0x7f12f0f74290]
./ufo(INVSH_EmptyContainer+0x9d)[0x52ff7b]
./ufo(LE_Cleanup+0x18d)[0x44bbdf]
./ufo(GAME_Drop+0x16)[0x435092]
./ufo(CL_Drop+0xe)[0x44c98e]
./ufo(Com_Error+0x18a)[0x5018ab]
./ufo(CL_ActorDoMove+0xa5)[0x45b20c]
./ufo[0x459661]
./ufo(Qcommon_Frame+0x95)[0x5033f5]
./ufo(main+0x57)[0x55a715]
/lib/libc.so.6(__libc_start_main+0xe6)[0x7f12f0f605c6]
./ufo[0x4288d9]
Error: Received signal 11.
if you need I can post code also from others maps