UNEXPECTED_STORE_EXCEPTION

What is 0x00000154?

UNEXPECTED_STORE_EXCEPTION is a critical-severity Windows operating system issue. The store component has thrown an unexpected exception. Caused by hard drive failure, SSD controller timeout, or corrupted system files. The usual suspects are SSD/HDD sector corruption, outdated SSD firmware and antivirus software conflict. Work through the steps below in order.

Common Causes

• SSD/HDD sector corruption
• Outdated SSD firmware
• System file corruption
• Antivirus software conflict

Step-by-Step Fix Guide

• 1
  Run CHKDSK disk repair utility

  Begin with Run CHKDSK disk repair utility; it's the step that resolves 0x00000154 for the largest share of reported cases.

• 2
  Update SSD controller firmware

  If it's still not resolved, work through the rest of the steps — they're aimed at rarer storage instability cases.

• 3
  Run SFC and DISM tools

  Still seeing 0x00000154 after that? "Run SFC and DISM tools" is the next thing to check.

• 4
  Uninstall third-party antivirus

  This step, "Uninstall third-party antivirus", specifically rules out antivirus software conflict.

Commands & Diagnostics

Frequently Asked Questions