You should also make certain both equally functions beneath the "Acceleration" tab—VT-x/AMD-v and Nested Paging—are enabled. Not all processors aid this function, however, so you may have to examine if yours does (and make sure it's enabled within the BIOS). I question if that might help considering the fact http://travisfaunh.blogofoto.com/25704299/the-greatest-guide-to-virtualbox-exit-scaled-mode