an error occured: (psycopg2.OperationalError) server closed the connection unexpectedly
	This probably means the server terminated abnormally
	before or while processing the request.

[SQL: SELECT wt_beatle_catalogus.katalognummer AS wt_beatle_catalogus_katalognummer, wt_beatle_catalogus.underfamilj AS wt_beatle_catalogus_underfamilj, wt_beatle_catalogus.underfamiljsvenska AS wt_beatle_catalogus_underfamiljsvenska, wt_beatle_catalogus.familj AS wt_beatle_catalogus_familj, wt_beatle_catalogus.familjsvenska AS wt_beatle_catalogus_familjsvenska, wt_beatle_catalogus.subgenus AS wt_beatle_catalogus_subgenus, wt_beatle_catalogus.overfamilj AS wt_beatle_catalogus_overfamilj, wt_beatle_catalogus.overslakte AS wt_beatle_catalogus_overslakte, wt_beatle_catalogus.underordning AS wt_beatle_catalogus_underordning, wt_beatle_catalogus.svensktnamn AS wt_beatle_catalogus_svensktnamn, wt_beatle_catalogus.edvkod AS wt_beatle_catalogus_edvkod, wt_beatle_catalogus.dispute AS wt_beatle_catalogus_dispute, wt_beatle_catalogus.disputesp AS wt_beatle_catalogus_disputesp, wt_beatle_catalogus.disputekom AS wt_beatle_catalogus_disputekom, wt_beatle_catalogus.moderid AS wt_beatle_catalogus_moderid, wt_beatle_catalogus.utbr AS wt_beatle_catalogus_utbr 
FROM wt_beatle_catalogus 
WHERE wt_beatle_catalogus.katalognummer = %(pk_1)s]
[parameters: {'pk_1': 5880}]
(Background on this error at: https://sqlalche.me/e/20/e3q8)