WhyCrashed

STOP 0x00000074

BAD_SYSTEM_CONFIG_INFO

The registry data Windows needs to boot is missing or corrupt. Usually repairable from the recovery environment.

Likely causes, most common first

How to fix it

1. Repair from recovery moderate

  1. Boot to the Recovery screen or a Windows USB stick.
  2. Try Startup Repair first.
  3. If it persists, use System Restore to a point before the problem.
  4. Run chkdsk C: /f from the recovery Command Prompt.

The four parameters on the blue screen

Windows shows four hex numbers with this stop code. Here's what each means — our analyzer decodes them automatically from your dump file.

Parameter 1Reserved
Parameter 2Reserved
Parameter 3Reserved
Parameter 4The status code

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