Replace Server:GetIdentifier with ESX.GetIdentifier

[core]/esx_multicharacter/server/modules/database.lua

@@ -73,7 +73,7 @@ MySQL.ready(function()
 end)
 
 function Database:DeleteCharacter(source, charid)
-    local identifier = ("%s%s:%s"):format(Server.prefix, charid, Server:GetIdentifier(source))
+    local identifier = ("%s%s:%s"):format(Server.prefix, charid, ESX.GetIdentifier(source))
     local query = "DELETE FROM `%s` WHERE %s = ?"
     local queries = {}
     local count = 0

[core]/esx_multicharacter/server/modules/functions.lua

@@ -6,7 +6,7 @@ function Server:ResetPlayers()
         table.wipe(ESX.Players)
 
         for _, v in pairs(players) do
-            ESX.Players[self:GetIdentifier(v.source)] = v.identifier
+            ESX.Players[ESX.GetIdentifier(v.source)] = v.identifier
         end
     else
         ESX.Players = {}
@@ -16,7 +16,7 @@ end
 function Server:OnConnecting(source, deferrals)
     deferrals.defer()
     Wait(0) -- Required
-    local identifier = self:GetIdentifier(source)
+    local identifier = ESX.GetIdentifier(source)
 
     -- luacheck: ignore
     if not SetEntityOrphanMode then