Doesent show logo since update to version 3.6.1

Hey, Our Website: www.lichtundmusik.ch. Doenst show the logo since update to version 3.6.1. In the free version the logo is showing up perfectly but in the pro version the logo disapears. Because we are a company i have at the moment the free theme running but can you help me to fix that problem. thanks and greetings Marc