You cannot complete your Ubuntu Linux installation and see an error message like this:
Then, you are given a "Yes" or "No" option, and you are stuck. What to do next? This is probably due to your graphical interface, meaning your graphic card driver. In Windows, you can easily install the motherboard driver which includes the onboard VGA driver. Whereas in Ubuntu, you cannot do that with the motherboard driver given by the manufacturer (because most are built for Windows).
Failed to start the X Server (your graphical interface). It is likely that it is not set up correctly. Would you like to view the X Server output to diagnose the problem?
Then, you are given a "Yes" or "No" option, and you are stuck. What to do next? This is probably due to your graphical interface, meaning your graphic card driver. In Windows, you can easily install the motherboard driver which includes the onboard VGA driver. Whereas in Ubuntu, you cannot do that with the motherboard driver given by the manufacturer (because most are built for Windows).