Caught exception in MusicBrainz::Server::Controller::Admin::LinkAttributeType->delete "Failed query:
'DELETE FROM link_attribute_type WHERE id = ?'
(1)
DBD::Pg::st execute failed: ERROR: update or delete on table "link_attribute_type" violates foreign key constraint "link_attribute_fk_attribute_type" on table "link_attribute"
DETAIL: Key (id)=(1) is still referenced from table "link_attribute". at /home/musicbrainz/musicbrainz-server/script/../lib/Sql.pm line 102.

at /home/musicbrainz/musicbrainz-server/script/../lib/MusicBrainz/Server/Data/LinkAttributeType.pm line 131
at /home/musicbrainz/musicbrainz-server/script/../lib/MusicBrainz/Server/Controller/Admin/LinkAttributeType.pm line 83"