Solution : https://service.sap.com/sap/support/notes/868913 (SAP Service marketplace login required)
Key words :
path hkey_current_user\software\sap\saplpd\saplpd, hkey_current_user\software\sap\saplpd\saplpd, double-byte printer names, terms front-end printing, settings\<user_name>\sapgui\work', job-specific log files, windows print dialog box, settings\<user_name>\sapworkdir', 'attributes' dialog box, sap gui-specific
Related Notes :
821519 | Front-end printing with control technology |