Solution : https://service.sap.com/sap/support/notes/335518 (SAP Service marketplace login required)
Key words :
spool parameters 'output immediately', additional key words ea60, transaction ea60 'print documents', print parameter displays, user master record, print program, settings defined, display problem, downloaded, prerequisites
Related Notes :
306700 | Preview bill: Spool parameters ignored |
217306 | Display print document: Missing user parameters |