added condition to avoid error when we don't upload any file
added condition to avoid error when we don't upload any file

benjaminvialle/Markus,MarkUsProject/Markus,benjaminvialle/Markus,MarkUsProject/Markus,MarkUsProject/Markus,MarkUsProject/Markus,MarkUsProject/Markus,MarkUsProject/Markus,benjaminvialle/Markus,MarkUsProject/Markus,MarkUsProject/Markus,benjaminvialle/Markus,benjaminvialle/Markus,benjaminvialle/Markus,benjaminvialle/Markus