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Carbon Black Cloud: Sensor stuck in bypass after sensor upgrade

Carbon Black Cloud: Sensor stuck in bypass after sensor upgrade

Environment

  • Carbon Black Cloud Sensor: 3.7+
  • Microsoft Windows (All versions)

Symptoms

After upgrade the sensor will not come out of bypass

Cause

Known issue (EA-20328 / DSEN-16957). This is fixed in 3.8.0.535+

Resolution

Reboot the system so the new driver versions will load

Additional Notes

  • If the system reboot does not resolve the issue, an uninstall and fresh install will be necessary
  • Subsequent upgrades will not experience this issue (for example upgrade from 3.8.0.535 (MR1) to 3.8 MR2 (upcoming)

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Creation Date:
‎01-14-2022
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