src/de/steamwar/bungeecore/Storage.java

@@ -38,4 +38,8 @@ public class Storage {
     public static final Map<Integer, Subserver> eventServer = new HashMap<>(); // TeamID -> Subserver map
 
     public static final Set<ProxiedPlayer> fabricPlayers = new HashSet<>();
+
+    public static final Map<ProxiedPlayer, Integer> fabricCheckedPlayers = new HashMap<>();
+
+    public static final Map<ProxiedPlayer, Long> fabricExpectPluginMessage = new HashMap<>();
 }