[FIX] small bug that made the reports crash when we try to print them
[FIX] small bug that made the reports crash when we try to print them

MarkusTeufelberger/openerp-web,splbio/openerp-web,splbio/openerp-web,splbio/openerp-web,MarkusTeufelberger/openerp-web,MarkusTeufelberger/openerp-web