Error: failed assertion?

[Vejova 0]

Can anyone tell me what's going on here? 

 

 

[Info]: Attempt to connect to login-server...
[Status]: Connecting to xxxx:6900
[Info]: Connection request of the char-server 'xxxx' @ xxxx (account: 'xxx', pass: 'xxx', ip: 'xxxx')
[Notice]: Authentication accepted (account: xxx, id: 1, ip: xxx)
[Notice]: Connection of the char-server 'xxxx' REFUSED.
[Error]: Skip wrong packet id: 0x2710
[Error]: --- failed assertion --------------------------------------------
[Error]: socket.c:824: '0' in function `rfifoskip'
[Error]: 0x55e700536c05 nullpo_backtrace_print
[Error]:        /home/hercuser/Hercules/src/common/nullpo.c:77
[Error]: 0x55e700536c05 assert_report
[Error]:        /home/hercuser/Hercules/src/common/nullpo.c:147
[Error]: 0x55e7005494fe rfifoskip
[Error]:        /home/hercuser/Hercules/src/common/socket.c:840
[Error]: 0x55e7005494fe rfifoskip
[Error]:        /home/hercuser/Hercules/src/common/socket.c:804
[Error]: 0x55e700525654 lclif_parse_packet
[Error]:        /home/hercuser/Hercules/src/login/lclif.c:511
[Error]: 0x55e7005252b3 lclif_parse
[Error]:        /home/hercuser/Hercules/src/login/lclif.c:419
[Error]: 0x55e700549c2d do_sockets
[Error]:        /home/hercuser/Hercules/src/common/socket.c:1073
[Error]: 0x55e700520d91 main
[Error]:        /home/hercuser/Hercules/src/common/core.c:539
[Error]: 0x7f1bb8f1f09a ???
[Error]:        ???:0
[Error]: 0x55e700520f59 ???
[Error]:        ???:0
[Error]: 0xffffffffffffffff ???
[Error]:        ???:0
[Error]: --- end failed assertion ----------------------------------------
[Error]: Can not connect to login-server.

 

Also: when the server starts it does this for probably every single map...
[Notice]: Removing map [ sp_rudus2 ] from maplist
[Warning]: Map sp_rudus3 already loaded!
[Notice]: Removing map [ sp_rudus3 ] from maplist
[Warning]: Map mag_dun03 already loaded!
[Notice]: Removing map [ mag_dun03 ] from maplist
[Warning]: Map gl_cas01_ already loaded!
[Notice]: Removing map [ gl_cas01_ ] from maplist
[Warning]: Map 1@gl_prq already loaded!
[Notice]: Removing map [ 1@gl_prq ] from maplist

...etc...

[4144 367]

assertion should not happened normally. you have latest hercules?

errors about map lists mean you have or broken configs or removed for some way walk maps