Preview Tool

Cisco Bug: CSCtc11521 - NVRAM Corrupted while upgrading from 12.4(3b) to 12.4(23c)fc5

Last Modified

Feb 03, 2017

Products (1)

  • Cisco 2800 Series Integrated Services Routers

Known Affected Releases


Description (partial)

Symptoms: Invalid pointer value is displayed whenever NVRAM is accessed. 

"NV: Invalid Pointer value(460E460C) in private configuration structure"

Conditions: This symptom is observed when upgrading NVRAM from an older version to a newer version.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.