userbankaccount balancechanged dont crash server

ReallifeGamemode.Server/Main.cs

@@ -172,8 +172,18 @@ namespace ReallifeGamemode.Server
           using (var dbContext = new DatabaseContext())
           {
             var user = dbContext.Users.Where(u => u.BankAccountId == account.Id).Select(u => u.Name).FirstOrDefault();
-            if (user == null) return;
-            PlayerService.GetPlayerByNameOrId(user).TriggerEvent("updateMoney", account.Balance);
+            if (user == null)
+            {
+              return;
+            }
+
+            Player player = PlayerService.GetPlayerByNameOrId(user);
+            if(player == null)
+            {
+              return;
+            }
+
+            player.TriggerEvent("updateMoney", account.Balance);
           }
         };