Solution : https://service.sap.com/sap/support/notes/480767 (SAP Service marketplace login required)
Key words :
system log displays message 'spool, system generates separate spool requests, note 145127 und l_s_out_params-out_appd = 'x', create form routines userexit05, separate spool files independent, single spool file immediately, longer print variation reports, separate spool files, p_s_out_params-out_appd = 'x', spool request' indicator
Related Notes :
934215 | FAQ: Printing Report Painter/Report Writer reports |
480561 | |
441954 | |
145127 | Report Writer: Printout of variation reports |