Your ROOT_URL in app.ini is https://bdgit.educoder.net/ but you are visiting http://bdgit.educoder.net/rcore_test/rCore-Tutorial-v3-tests/commits/commit/ecccea65a05862b928081548c6d6b88d6dc6a806/os/Cargo.toml You should set ROOT_URL correctly, otherwise the web may not work correctly.