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Cisco Bug: CSCvu53481 - FTD upgrade fails due to HA config sync taking over 1h

Last Modified

Oct 05, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases

9.12(1) 9.12(2)

Description (partial)

Symptom:
- Upgrade fails with 'Fatal error: Error running script 200_pre/200_enable_maintenance_mode.pl'
- HA config sync takes over 1h to complete
- If HA is suspended and resumed HA config sync is delayed
- If devices are rebooted HA config sync is delayed
- No errors are seen in the logs

Conditions:
- FTD running version 6.4.0.x
- Transactional Commit Model (TCM) disabled
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