kmode_exception_not_handled
Moderate
Microsoft · Windows
A kernel-mode program generated an exception that the error handler did not catch — a driver or system-level process caused an unrecoverable fault in kernel memory space
Quick Answer
Error code KMODE_EXCEPTION_NOT_HANDLED on your Microsoft Windows means: A kernel-mode program generated an exception that the error handler did not catch — a driver or system-level process caused an unrecoverable fault in kernel memory space. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Check the BSOD for the specific driver name causing the crash
2
Boot into Safe Mode and uninstall the offending driver or recently installed hardware drivers
3
Update all critical drivers: chipset, GPU, network, and USB from manufacturer websites
4
Test RAM with Windows Memory Diagnostic (mdsched.exe) or MemTest86
5
Run system file repair: sfc /scannow and DISM /Online /Cleanup-Image /RestoreHealth from elevated Command Prompt
6
If no specific driver is listed, try disabling recently installed software or hardware one at a time to isolate the cause
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
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