Corpus navigation is empty when the corpus does not exist

1. Open https://preprod.arkindex.teklia.com/browse/aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa
2. Cry

added 1 deleted label

added 1 deleted label

Not blocking nor urgent

added 1 deleted label

assigned to @mlbonhomme

mentioned in merge request !1304 (merged)

mentioned in commit dd63aecc

closed

changed milestone to %Arkindex 1.3.2