!!Assertion Failed!!
Expression: p
Location  : /media/stuff/Downloads/virualbox/vbox/include/VBox/com/ptr.h(156) ComPtrBase<C, RefOps>::NoAddRefRelease<C>* ComPtrBase<C, RefOps>::operator->() const [with C = ISystemProperties, RefOps = ComStrongRef]
Managed pointer must not be null
Trace/breakpoint trap