Your ROOT_URL in app.ini is https://git.cloudchain.link/ but you are visiting https://dash.bss.nz/open-source-mirrors/Radarr/src/commit/a26016fc08780e8d8f75af8a8f718b9c1ddb7bf1/setup/inno/SetupLdr.e32
You should set ROOT_URL correctly, otherwise the web may not work correctly.