Locating the right NexStar driver on Vantec's website can be very difficult, and can often take a lot of time searching. The good news is that the Storage Adapter system driver can always be modified to solve the laptop dilemma. Device drivers can be functional one day, and then stop functioning the next day due to a number of causes. NexStar errors can be rooted in an outdated or corrupted device driver. Most users don't update NexStar device drivers because they don't want to create problems with their PC.