private static boolean checkIncompatibleVersion() {
        try {
            Class.forName("com.google.gson.internal.bind.TreeTypeAdapter");
            return false;
        } catch (ClassNotFoundException e) {
            return true;
        }
    }
The time when the plugin was enabled
bungee/src/main/java/me/lucko/luckperms/bungee/LPBungeeBootstrap.java