id summary reporter owner description type status component version resolution keywords cc guest host 5733 Running Sound from multiple VMs and switching between VMs fails sound on them all Technologov "Scenario: Running several VMs (Windows XP and Vista, 32-bit)... If all of them produce sound, and I switch between them several times, sound no longer produced (like Null Audio Driver) until I shut down the VM. Host: Windows XP, Core 2 Q6600, VBox 3.1.0 Guests: Windows Vista, 32-bit, WIndows XP 32-bit, Windows XP 64-bit, ... -Technologov, 12.12.2009. " defect closed audio VirtualBox 3.1.0 fixed Windows Windows