App Control: Windows Hangs on Startup After Upgrade to 8.1 Agent
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App Control: Windows Hangs on Startup After Upgrade to 8.1 Agent

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Article ID: 288551

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Updated On:

Products

Carbon Black App Control (formerly Cb Protection)

Issue/Introduction

  • After upgrading the App Control Agent to 8.1, there is a chance that Windows will fail to boot and hang during the startup process.
  • The issue may only occur on 5-10% of boot attempts.

Environment

  • App Control Agent: Version 8.1 patch 1 (Formerly CB Protection)
  • Microsoft Windows: All Supported Versions

Cause

There is a race condition that has a small chance in that parity.sys will cause a deadlock during the startup process.

Resolution

  • The issue has been addressed in the upcoming¬†App Control 8.1 patch 2 release. Please upgrade to this version or higher.¬†