Submissions fail with "Object is not valid" when parser updates status

[hakimalem]

Description

Ontology submissions fail during parsing with "Object is not valid. Check errors" at submission_rdf_generator.rb:13. The error occurs when the parser tries to update submission status before RDF parsing begins.

Error Location

File: lib/ontologies_linked_data/services/submission_process/operations/submission_rdf_generator.rb:13

@submission.submissionStatus = nil
status = LinkedData::Models::SubmissionStatus.find('UPLOADED').first
@submission.add_submission_status(status)
@submission.save  # <-- FAILS HERE

Log Output

E, [2026-01-12T13:30:43.155069 #15391] ERROR -- : Error Object is not valid. Check errors 
on https://data.earthportal.eu/ontologies/CART/submissions/1 process_submission