Solution : https://service.sap.com/sap/support/notes/689406 (SAP Service marketplace login required)
Key words :
call badi cdesk_badi_main, badi cdesk_badi_main, method create_document_dark, parameter document, similar problem, document creation, terms cdesk, cad desktop, create_document_dark reason, program error
Related Notes :
648662 | CDESK: Document description in BAdI RENAME_AND_ADD_FILES |