Solution : https://service.sap.com/sap/support/notes/858192 (SAP Service marketplace login required)
Key words :
'createcheckindocs_all' function code, on_function method, cdesk_badi_main badi, create/save, badi prior, create documents, documents table, terms cdesk, cad desktop, store reason
Related Notes :
600142 | CDESK: List of all BAdIs/BAdI methods in CAD desktop |