mail crash

[OgelGames]

2020-04-30 12:47:06: ERROR[Main]: ServerError: AsyncErr: environment_Step: Runtime error from mod 'mail' in callback environment_Step(): /data/world//worldmods/mail_mod/webmail/handler_auth.lua:6: attempt to concatenate field 'name' (a nil value)
2020-04-30 12:47:06: ERROR[Main]: stack traceback:
2020-04-30 12:47:06: ERROR[Main]: 	/data/world//worldmods/mail_mod/webmail/handler_auth.lua:6: in function 'auth'
2020-04-30 12:47:06: ERROR[Main]: 	/data/world//worldmods/mail_mod/webmail/webmail.lua:15: in function 'listener'
2020-04-30 12:47:06: ERROR[Main]: 	/data/world//worldmods/mail_mod/util/channel.lua:43: in function 'callback'
2020-04-30 12:47:06: ERROR[Main]: 	/usr/local/share/minetest/builtin/game/misc.lua:237: in function 'func'
2020-04-30 12:47:06: ERROR[Main]: 	/usr/local/share/minetest/builtin/common/after.lua:20: in function 'globalstep'
2020-04-30 12:47:06: ERROR[Main]: 	...//worldmods/monitoring/monitoring/builtin/globalstep.lua:29: in function <...//worldmods/monitoring/monitoring/builtin/globalstep.lua:20>
2020-04-30 12:47:06: ERROR[Main]: 	/usr/local/share/minetest/builtin/game/register.lua:429: in function </usr/local/share/minetest/builtin/game/register.lua:413>
2020-04-30 12:47:06: ERROR[Main]: stack traceback:

[BuckarooBanzay]

Yeah, sorry, that was actually me trying to send a mail