players already flagged active cannot promote to active

src/engine/net/client/msg/VendorDialogMsg.java

@@ -136,6 +136,10 @@ public class VendorDialogMsg extends ClientNetMsg {
         }
 
         if(contract.getObjectUUID() == 1502040){
+            if(playerCharacter.isBoxed == false) {
+                ChatManager.chatSystemInfo(playerCharacter, "You Are Already The Active Character.");
+                return;
+            }
             ChatManager.chatSystemInfo(playerCharacter, "Promoting To Active Duty");
             ArrayList<PlayerCharacter> currentBoxes = new ArrayList<>();
             for(PlayerCharacter pc : SessionManager.getAllActivePlayerCharacters()){