Easyutils.dll Easy Jtag

This is perhaps the most common cause. Repair tools like Easy JTAG often utilize low-level drivers to communicate with hardware ports. Aggressive antivirus software (specifically Windows Defender, Avast, or Kaspersky) may flag Easyutils.dll as a "false positive" or potentially unwanted software (PUA) because it interacts directly with system hardware. The antivirus then deletes or quarantines the file, leaving the software broken.

or simply crash on startup.