When trying to change "original member" to "founder" for https://beta.musicbrainz.org/artist/3d4c9a99-24d7-4a73-8993-33cb83280bad/edit I get:

Error:

Caught exception in MusicBrainz::Server::Controller::Artist->edit "The edit could not be created. Exception (MusicBrainz::Server::Exceptions::DatabaseError): P0001 DBD::Pg::st execute failed: ERROR: Attempt to add dates to a relationship type that does not support dates. [for Statement "INSERT INTO link (ended,end_date_year,begin_date_month,attribute_count,begin_date_year,end_date_month,link_type,begin_date_day,end_date_day) VALUES (?,?,?,?,?,?,?,?,?) RETURNING id" with ParamValues: 1='0', 2=undef, 3=undef, 4='0', 5='1985', 6=undef, 7='895', 8=undef, 9=undef] at lib/MusicBrainz/Server/Controller.pm line 103.
at lib/Sql.pm line 334.
at lib/Sql.pm line 334."
Stack trace:
line 19 MusicBrainz::Server::Model::MB
line 202 MusicBrainz::Server::Controller
line 132 MusicBrainz::Server::Controller::Role::EditRelationships
line 49 MusicBrainz::Server::Controller::Role::Edit
line 584 MusicBrainz::Server::Controller::Artist
line 346 MusicBrainz::Server
line 320 MusicBrainz::Server
line 347 MusicBrainz::Server
line 361 MusicBrainz::Server
line 393 MusicBrainz::Server