1. The account authority is insufficient: If your QQ music account does not have sufficient authority, you may not be able to bind with Wukong Robot. In this case, you can try to solve the problem by upgrading your account or contacting QQ Music Customer Service.
2. Network connection problem: If your network connection is unstable or fails, Wukong robot may not be able to bind QQ music normally. In this case, you can try to reconnect the network or change the network environment to see if it can solve the problem.
3. Server maintenance or failure: If the server of Wukong Robot or QQ Music is under maintenance or fails, the binding may fail. In this case, you can wait for a while, or contact technical support personnel for more information.