(gdb) bt
#0  game::error::error (this=0x3b3b090, msg=...) at src/exceptions.hpp:32
#1  0x0000000000a5a24d in network_asio::error::error (this=0x3b3b090, error=...) at src/network_asio.hpp:39
#2  0x0000000000a5a353 in network_asio::connection::poll (this=0x3143d10) at src/network_asio.hpp:118
#3  0x0000000000a58969 in gui2::tnetwork_transmission::pump_monitor::process (this=0x408e9d8) at src/gui/dialogs/network_transmission.cpp:36
#4  0x0000000000e1ad8e in events::pump () at src/events.cpp:394
#5  0x000000000057cbf8 in gui2::twindow::show (this=0x2addda0, restore=true, auto_close_timeout=0) at src/gui/widgets/window.cpp:647
#6  0x00000000005100f3 in gui2::tdialog::show (this=0x7fffffffd240, video=..., auto_close_time=0) at src/gui/dialogs/dialog.cpp:50
#7  0x0000000000516528 in gui2::show_message (video=..., title=..., message=..., button_style=gui2::tmessage::ok_button) at src/gui/dialogs/message.cpp:182
#8  0x00000000005166b5 in gui2::show_error_message (video=..., message=..., message_use_markup=false) at src/gui/dialogs/message.cpp:191
#9  0x000000000045d9c3 in (anonymous namespace)::addons_manager_ui (disp=..., remote_address=...) at src/addon/manager_ui.cpp:981
#10 0x000000000045f4f2 in manage_addons (disp=...) at src/addon/manager_ui.cpp:1142
#11 0x000000000041df54 in do_gameloop (argc=1, argv=0x7fffffffe078) at src/game.cpp:621
#12 0x000000000041e52d in main (argc=1, argv=0x7fffffffe078) at src/game.cpp:695