Error: Expected closing tag 'hr' (opened in line 5, col 1) instead of closing tag 'body'.:6:1

[sentry[bot]]

Sentry Issue: DIST-WORKER-PROD-21

Error: Expected closing tag 'hr' (opened in line 5, col 1) instead of closing tag 'body'.:6:1
  Deserialization error: to see the raw response, inspect the hidden field {error}.$response on this object.
  at XMLParser2.parse (worker.js:1317:19)
  at <anonymous> (worker.js:17700:26)
  at parseXmlErrorBody (worker.js:17721:17)
  at de_CommandError (worker.js:18443:11)
  at <anonymous> (worker.js:15614:20)
...
(5 additional frame(s) were not displayed)

This issue was automatically created by Sentry via Node.js Worker Default Rule

[ovflowd]

I'm not sure I understand what it is complaining about here. @flakey5, is our index template not having a closed tag or something?