If you are a beginner trying to create a simple script (like for One-Hit Kill) and you get the thread 0: Please fill something in (100) error, you are likely making a mistake in the Auto Assembler.
Cheat Engine lost its hook to the active game window or target process ( firefox.exe , tutorial-x86_64.exe ), causing thread 0 to seek empty fields.
:
Click the flashing in the top left corner. If you are a beginner trying to create
Sometimes the OS starves Thread 0 of CPU cycles.
Run Cheat Engine as an to ensure it has permission to read the process memory.
By following this guide—updating Cheat Engine, adjusting scan settings, running as admin, and using DBVM for offline games—you’ll eliminate the error and get back to memory scanning. Sometimes the OS starves Thread 0 of CPU cycles
Open Command Prompt as Administrator. Navigate to Cheat Engine’s installation folder ( C:\Program Files\Cheat Engine 7.x ). Run:
usually occur because the target value box is completely empty or contains an invalid value type. When Cheat Engine attempts to read memory ranges without an explicit instruction, its primary scanning thread halts and displays a crash or input error.
Some anti-cheats will ban you for DBVM. Use this only on offline games. Open Command Prompt as Administrator
Are you trying to scan a (like health/ammo) or something more complex? Which version of Cheat Engine are you currently using? Share public link
If using a 64-bit application, use the cheatengine-x86_64.exe executable instead of the 32-bit version to avoid compatibility errors. Common Related Issues