Thank-you for contacting Slingbox Forum.
Due to the fact you are purchasing the Slingbox in Germany, you may want to contact the Support in Germany. Here is the number to call. It is 069 9530 7383. You can also go to the the following link: Contact Sling Media Support to see other contact methods.
Hope this helps with your issue!
Have a great day!
Sling Moderation Team