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Cisco Bug: CSCun06675 - ISSU upgrade might fail due to FWM hap reset

Last Modified

Mar 01, 2018

Products (7)

  • Cisco Nexus 6000 Series Switches
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5596T Switch

Known Affected Releases

6.0(2)N2(2) 7.0(0)N1(0.527)

Description (partial)

ISSU upgrade might fail due to "fwm hap reset" issue, core file is dumped by FWM service, and the following error message is displayed when this issue happens:

"Install has failed. Return code 0x40930039 (aborting due to failed upgrade). Please identify the cause of the failure, and try 'install all' again."

Due to the problem the upgrade process is switching to disruptive upgrade path, after the reload the device came up with the new NX-OS software and no issue is seen with the operation of the device.

The problem might be seen during ISSU process.
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