Today, Blue Screen of Death has become a nightmare for Windows users. There are several factors that might be causing this error on your computer. Some common causes are hardware problems, outdated drivers, corrupted files, antivirus software, and other software-related issues. If you have recently installed any antivirus software like Avira, it may also cause the Blue Screen of Death error. Keep reading the instructions below to know how to fix Avira Blue Screen error on your computer.