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Program received signal SIGSEGV, Segmentation fault.
0x000000000040e57e in player_t::get_player_nr (this=0x0) at bauer/../player/simplay.h:302
302 sint8 get_player_nr() const {return player_nr; }
(gdb) bt
#0 0x000000000040e57e in player_t::get_player_nr (this=0x0) at bauer/../player/simplay.h:302
#1 0x000000000076a7ad in tool_add_message_t::init (this=0x14fb3cd0, player=0x0) at simtool.cc:9102
#2 0x00000000005ea5af in nwc_tool_t::do_command (this=0x153dc310, welt=0x35bd830)
at network/network_cmd_ingame.cc:1339
#3 0x00000000007975c5 in karte_t::do_network_world_command (this=0x35bd830, nwc=0x153dc310) at simworld.cc:9714
#4 0x0000000000796fe3 in karte_t::process_network_commands (this=0x35bd830, ms_difference=0x7fffffffb158)
at simworld.cc:9659
#5 0x0000000000797c3a in karte_t::interactive (this=0x35bd830, quit_month=2147483647) at simworld.cc:9820
#6 0x000000000072ffaa in simu_main (argc=2, argv=0x7fffffffda68) at simmain.cc:1370
#7 0x0000000000742cd0 in sysmain (argc=2, argv=0x7fffffffda68) at simsys.cc:805
#8 0x00000000007ffb6f in main (argc=2, argv=0x7fffffffda68) at simsys_s2.cc:800