Cheat Engine Scan Error Thread 0 Please Fill Something In 100 Best -

Cheat Engine uses multiple threads to speed up memory scanning. Thread 0 is the primary scanning thread. An error here means the scan failed at a low level—usually due to:

The error may appear as:
Scan error: Thread 0: Couldn't read memory at address XXXXXX

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Related search suggestions will be prepared. Cheat Engine uses multiple threads to speed up

If you get this error from a Lua script:

-- ❌ Wrong:
memrec.OnClick = function()
  startScan()  -- missing parameter
end
-- ✅ Correct for unknown scan:
memrec.OnClick = function()
startScan(nil, nil, nil, nil, nil, nil, "Unknown initial value")
end
-- ✅ Correct for value scan:
memrec.OnClick = function()
startScan(100, vtAuto, nil, nil, nil, nil, "Exact value")
end
 The error may appear as: Scan error: Thread

Use this when asking for help on forums or documenting your case:

[Cheat Engine version] : __________  
[Target process name]  : __________  
[OS / architecture]    : __________ (e.g., Win11 x64)  
[Running as admin?]    : __________
Scan settings:

Error message:

"Thread 0: __________ at address __________"
What I’ve tried:

Additional info:

Game has anti-cheat? _____ (Yes/No)

Other programs interfering? _____ (Yes/No → list)

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