Gpu-z64 File Creation Failed Jun 2026

Review a detailed bug report and community analysis of this timing issue on the TechPowerUp Forums

Upon first run or when saving settings/logs, GPU‑Z calls Windows API functions such as: Gpu-z64 File Creation Failed

The "GPU-Z64 File Creation Failed" error isn't a sign of a dying graphics card or a broken PC. It is simply a "handshake" issue between the software and your operating system's security layers. By running the app as an administrator or adjusting your folder permissions, you should be able to see your clock speeds and temperatures in no time. To help you narrow this down, let me know: Are you using ? Do you have a third-party antivirus installed? Did this start happening after a specific update ? Review a detailed bug report and community analysis

Antivirus software—including Windows Defender, McAfee, Norton, and Bitdefender—frequently flags GPU-Z’s driver extraction behavior as suspicious. Why? Because GPU-Z drops a temporary .sys driver into %temp% and loads it into kernel mode. This is exactly how malware loads rootkits. The AV sees the behavior and quarantines or blocks . To help you narrow this down, let me know: Are you using

: On Windows 10/11, "Mandatory ASLR" (Address Space Layout Randomization) can prevent GPU-Z from launching properly. Software Conflicts : Monitoring tools or RGB controllers (like L-Connect 3