That’s right
It tries to onebox it but fails with this exception:
ActionView::Template::Error: odd number of arguments for Hash
/gems/onebox-1.8.11/lib/onebox/engine/google_maps_onebox.rb:122 in []
/gems/onebox-1.8.11/lib/onebox/engine/google_maps_onebox.rb:122 in resolve_url!
/gems/onebox-1.8.11/lib/onebox/engine/google_maps_onebox.rb:41 in initialize
/gems/onebox-1.8.11/lib/onebox/preview.rb:71 in new
/gems/onebox-1.8.11/lib/onebox/preview.rb:71 in engine
/gems/onebox-1.8.11/lib/onebox/preview.rb:15 in to_s
Originally reported here: Exception when using certain Google Map URLS · Issue #598 · thredded/thredded · GitHub