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NXOS upgrade failure with error : "Return code 0x40930011 (Digital signature verification failed)"

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Applies to

  • Cisco Nexus Switches
  • NXOS releases prior to 9.2(2)

Issue

  • Upgrading NXOS from a version prior to 9.2(2) fails with the below error code

Verifying image bootflash:/nxos.9.2.2.bin for boot variable "nxos".[################### ]  90% -- FAIL.
Return code 0x40450030 (Digital signature verification failed).
Pre-upgrade check failed. Return code 0x40930011 (Image verification failed).

  • Upgrade will be aborted without completion

 

 

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