Solution : https://service.sap.com/sap/support/notes/1096599 (SAP Service marketplace login required)
Key words :
document info record, activated cdesk_buffer_active = 'x', gf_last_fcode global variables, note solves problems, note solves, rfc modules, cad desktop, rfc module, error message, working directory
Related Notes :
1337625 | CDESK: Storage using CDESK_CHECKIN_WIZARD_RFC |
1156829 | Important SAP notes for the SAP PLM interface |