Try asking http://lawcliniccologne.com/
there might be help. The Refugee Law Clinic is a project conducted by law students from Cologne which supports migrants, in particular refugees and asylum seekers. We offer free legal and non-legal advice and other support, for example we can accompany and give guidance to our clients when attending appointments at the border agency. We collaborate with qualified lawyers and other charities. If we can be of any assistance, do not hesitate to attend our clinic, send us an email (at firstname.lastname@example.org) or call us at 0175/7622873.