500 error on sitemap.xml

Current behaviour

https://thalia.nu/sitemap.xml generates a 500 error instead of a sitemap Related sentry entry: https://sentry.thalia.nu/sentry/concrexit/issues/100/?query=is:unresolved

Expected behaviour

https://thalia.nu/sitemap.xml generates a sitemap

Steps to reproduce

  1. Go to https://thalia.nu/sitemap.xml
  2. See 500 error
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information