The computer boots fine and your logon screen shows up. You click your username and perhaps enter a password, but then the following happens: The desktop is entirely black with no start menu at all, however the cursor is visible and the task manager displays using CTRL, SHIFT and ESC.

Are you trying to print a PDF document or file with Adobe Reader and get an error message that says: Before you can perform print-related tasks such as page setup or printing a document, you need to install a printer. The actual problem is that there isn’t a default