Now, you may wonder what is QuickBooks Error H505 now right? Well this is the next step that can occur after switching the multi mode. The problems can be rechecked and fixed by rechecking the hosting settings on your workstations. There are symptoms and solutions there for these kinds ofQuickBooks Error H505. As technology professionals we always like to believe that technology should not betray and work smoothly with us. But while we are at it we also have to keep in mind that we should be able to solve a problem when there is one. We cannot just sit around and wonder or pay the electric guy a bunch when it can be fixed with just a few simple steps. Have you ever wondered what could be the reason QuickBooks reacts this certain way? Let us dig a little deeper.