To fix the issue with code browsing not showing anything, you can try the following steps:

1. Check if there is any data under the repositories folder.
2. Verify the configuration file config.toml and make sure the repositories are correctly specified.
3. Check for any API errors in the developer tools.
4. Record a bug report with network recording using a tool like Jam.dev.
5. Try restarting the server after making changes to the config.toml file.

In the case mentioned in the discussion thread, the issue was resolved after restarting the server.