janus_leave_room_crash5

Stacktrace:
 #0  0x00007f5ec9c7f8b0 in g_hash_table_iter_next () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 No symbol table info available.
 #1  0x00007f5ec0d49574 in janus_videoroom_notify_participants (participant=participant@entry=0x7f5ea003cff0, msg=msg@entry=0x7f5e5c011f00) at plugins/janus_videoroom.c:1352
         iter = {dummy1 = 0x7f5e98017120, dummy2 = 0x8, dummy3 = 0x7f5e90ff849c, dummy4 = -1, dummy5 = 0, dummy6 = 0x7f5e00000005}
         value = 0x0
 #2  0x00007f5ec0d52fff in janus_videoroom_leave_or_unpublish (participant=participant@entry=0x7f5ea003cff0, is_leaving=is_leaving@entry=1, kicked=kicked@entry=0) at plugins/janus_videoroom.c:1398
         event = 0x7f5e5c011f00
         __FUNCTION__ = "janus_videoroom_leave_or_unpublish"
 #3  0x00007f5ec0d54241 in janus_videoroom_destroy_session (handle=0x7f5e5c010ec0, error=<optimized out>) at plugins/janus_videoroom.c:1450
         participant = 0x7f5ea003cff0
         session = 0x7f5ea003cff0
 #4  0x000000000042b44b in janus_ice_handle_destroy (gateway_session=gateway_session@entry=0x7f5e5c01ee00, handle_id=7541170560172441) at ice.c:1083
         session = 0x7f5e5c01ee00
         handle = 0x7f5e5c010fb0
         __FUNCTION__ = "janus_ice_handle_destroy"
         found = <optimized out>
         plugin_t = 0x7f5ec0f744c0 <janus_videoroom_plugin>
         error = 0
         event = <optimized out>
 #5  0x000000000043e402 in janus_process_incoming_request (request=0x7f5ea40011a0) at janus.c:911
         error = <optimized out>
         reply = 0x7f5e5c01ee28
         ret = -1
         __FUNCTION__ = "janus_process_incoming_request"
         error_code = 0
         error_cause = '\000' <repeats 99 times>
         root = <optimized out>
         session_id = 3019749130948961
         handle_id = 7541170560172441
         s = <optimized out>
         h = <optimized out>
         transaction = <optimized out>
         transaction_text = 0x7f5ea4028660 "BDB0A47B-32F1-4A54-8AA1-6699EAB4320E"
         message = <optimized out>
         message_text = 0x7f5ea4028640 "detach"
         secret_authorized = <optimized out>
         token_authorized = 0
         session = 0x7f5e5c01ee00
         handle = <optimized out>
 #6  0x00000000004451fd in janus_transport_task (data=0x7f5ea40011a0, user_data=<optimized out>) at janus.c:2635
         __FUNCTION__ = "janus_transport_task"
         request = 0x7f5ea40011a0