Help! Pls

Error running call reference function for resource es_admin2: citizen:/scripting/lua/scheduler.lua:355: @es_admin2/server.lua:310: attempt to index a nil value (local ‘user’)
stack traceback:
@es_admin2/server.lua:310: in upvalue ‘ref’
citizen:/scripting/lua/scheduler.lua:341: in function citizen:/scripting/lua/scheduler.lua:340
[C]: in function ‘xpcall’
citizen:/scripting/lua/scheduler.lua:340: in function citizen:/scripting/lua/scheduler.lua:339
stack traceback:
[C]: in function ‘error’
citizen:/scripting/lua/scheduler.lua:355: in function citizen:/scripting/lua/scheduler.lua:324
Error running call reference function for resource essentialmode: citizen:/scripting/lua/scheduler.lua:355: citizen:/scripting/lua/MessagePack.lua:830: missing bytes
stack traceback:
[C]: in function ‘error’
citizen:/scripting/lua/MessagePack.lua:830: in method ‘underflow’
citizen:/scripting/lua/MessagePack.lua:465: in field ‘any’
citizen:/scripting/lua/MessagePack.lua:860: in field ‘unpack’
citizen:/scripting/lua/scheduler.lua:578: in upvalue ‘callback’
@essentialmode/server/main.lua:176: in upvalue ‘ref’
citizen:/scripting/lua/scheduler.lua:341: in function citizen:/scripting/lua/scheduler.lua:340
[C]: in function ‘xpcall’
citizen:/scripting/lua/scheduler.lua:340: in function citizen:/scripting/lua/scheduler.lua:339
stack traceback:
[C]: in function ‘error’
citizen:/scripting/lua/scheduler.lua:355: in function citizen:/scripting/lua/scheduler.lua:324

could u describe how this is affecting you?

I need more information to help you fix this lol