Device Manager codes — page 2

Browse 41 distinct device manager codes in groups of 40. Each entry has an exact code, source level, and a code-specific page. Confirm the screen or application before choosing a repair.

Protect your files first

Back up important files when possible. If the drive is encrypted, locate the BitLocker recovery key before recovery changes. Stop if storage appears to be failing or this is a work or school managed PC.

Find an exact code

Use a code and its error family together. Decimal Win32 values, stop codes, HRESULTs, and event IDs can overlap numerically.

Code reference pages

57 Cm Prob Guest Assignment FailedThis Device Manager error message indicates that the device did not start because of a failure during device assignment.Code reference

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I recorded the exact error and Windows build I checked backup and BitLocker recovery-key access I noted what happened after one safe step