What you are asking is what should I do if the campus network of Zhicheng College of Fuzhou University cannot obtain user data? You can try the following solutions:

1. Check the network connection: First, make sure that your equipment is connected to the campus network and the network connection is stable. If the network connection is unstable, it will lead to the failure of obtaining user data.

2. Clear the browser cache: try to clear the browser cache and Cookie, which will help solve some network problems.

3. Try using another device or browser: Sometimes, a specific device or browser can cause problems. Try using another device or browser to see if it can solve the problem.

4. Contact the technical support of the campus network: If the above methods fail to solve the problem, I suggest you contact the technical support or network administrator of Zhicheng College of Fuzhou University to reflect the problem to them and get further help.