: The game crashed, restarted, or closed, causing Cheat Engine to lose its connection to the active memory.
Here is a comprehensive guide to understanding and fixing this specific scan error. What Does Scan Error Thread 0 Actually Mean? : The game crashed, restarted, or closed, causing
If you do not know the exact number, change the to Unknown initial value instead of leaving the box blank. 3. Change Cheat Engine Settings (Bypass Patches) If you do not know the exact number,
Many online games scan running processes for known cheat tools. When they detect Cheat Engine by its signature strings ("cheat-engine" in various locations), they can block memory access, crash, or refuse to run. This detection often manifests as scan errors or zero results. When they detect Cheat Engine by its signature
Follow these troubleshooting steps in order to bypass the patch and fix the scan error. 1. Run Cheat Engine as Administrator
For online games or those with advanced protection, the error can be a sign of an active anti-cheat system. These systems, like the notorious Hackshield, are designed to block memory scanning tools. They can hide the game process, prevent memory access, or even shut down tools like Cheat Engine to prevent tampering [5†L5-L9]. A 2006 analysis of Hackshield noted that it could detect and block tools like "CheatEngine, ArtMoney, WPE (PRO)," and prevented DLL injection as a standard countermeasure [12†L20-L21]. This demonstrates that such protection mechanisms have been a long-standing challenge for memory modification tools.