[Koha] Error translate using tmpl_process3.pl

Hi, when i run the script tmpl_process3.pl it return "Create FAILED". I run "./tmpl_process3.pl create -r -i ../../koha-tmpl/intranet-tmpl/prog/en/ -s po/css_staff_pt_PT.po" inside misc/translation directory When i click enter i see on screen: "Warning: Can't determine original templates' charset, defaulting to UTF-8 Warning: Charset Out defaulting to UTF-8 Removing empty file po/css_staff_pt_PT.po I UTF-8 O UTF-8 at ./tmpl_process3.pl line 296." and after a while show "Create FAILED." Can someone help. tk's gonçalo