Windows & BSOD · critical

How to fixKMODE_EXCEPTION_NOT_HANDLED

0x0000001E BSOD

What this error means

0x0000001E BSOD is a critical-severity Windows operating system issue. A kernel process generated an exception that the system could not handle. It usually points to faulty drivers or memory. Follow the steps below to fix it.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 3 complete
01Update or rollback the driver (Rollback driver)

Update or rollback the driver (Rollback driver).

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Test the RAM with diagnostics

Test the RAM with diagnostics.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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03Check for recent OS updates

Check for recent OS updates.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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Possible causes

  • Corrupt hardware drivers
  • System service conflict
  • Defective RAM memory

Useful Windows tools

These commands open Windows tools. Review any action inside the tool before applying changes.

mdsched.exe