Cheat Engine Scan Error Thread 0 Please Fill Something In 100 2021 Jun 2026

If "Exact Value" is selected but the input box is empty or contains an invalid character, Cheat Engine triggers this error.

Many modern games use a separate launcher (like Steam, Epic Games, or a custom launcher) which opens the actual game in a secondary process. If you attach Cheat Engine to the launcher, the scan will fail. Open the game and load into your save or match. Alt-Tab out and open Cheat Engine. Click the (Select Process button).

Right-click the and select Run as Administrator . If "Exact Value" is selected but the input

If you are still experiencing scan crashes after trying these steps, let me know: What are you trying to scan? Are you running Cheat Engine with Administrator privileges ?

If your CPU threads are failing to initialize, modifying how Cheat Engine handles scanning tasks can bypass the glitch. Open Cheat Engine and navigate to > Settings . Click on Scan Settings in the left-hand menu. Open the game and load into your save or match

: You left the main "Value" box completely empty before clicking First Scan .

Alternatively, navigate to in the settings menu and check the boxes for Read/Write Process Memory alternatives if available. To help narrow down the exact cause, let me know: What game are you trying to scan? Are you playing in single-player or multiplayer mode? Right-click the and select Run as Administrator

If the game has an anti-cheat system, it will block memory access. You may need to: Use a "kernel-level" or "hidden" version of Cheat Engine.

The "(100)" code can sometimes be confused with (error code 87 in some contexts, but 100 in others), reinforcing that an empty or invalid parameter was passed to the scanning function.