error messages from 4507R-E with SUP7-E supervisior

[zhiping wan]

hi,there , i have found that the 4507R-E shows the following error messages  twice a day since i vacuumed it one month ago ,what did the messages mean?  

%UTIL-3-TREE: STANDBY:Data structure error--attempt to remove an unthreaded node from a tree

[Martin Moran]

Hi @wanzhiping,

This is a Cisco IOS bugs that occurs only when there is a switchover. When a switchover occurs, the aaa_acct_session_id is not issued to new sessions.

To see what IOS versions are affected by this bug see the link below:

https://tools.cisco.com/bugsearch/bug/CSCtg58029

Also, you can check the know fixed releases for this bug.

HTH.

Rgrds,

Martin, IT Specialist

[zhiping wan]

hi,@Martin Moran  ,thanks ,

there are 8 known affected releases according to the following list ,but the full name of the ios which is

running on the 4507R-E with SUP7-E  is  cat4500e-universalk9.SPA.03.04.01.SG.151-2.SG1.bin,

it should be 15.1(2)SG1 and it is not included in the known affected releases  list,so would you please to

have a further discussion on the question and work on it together with me?  

Known Affected Releases:

(8)

12.2(32.8.11)SX354

15.1(1)SG5.31

15.1(1)SG5.19

15.1(1)SG5.13

15.1(1)SG5.32

15.1(1)SG5.26

15.1(1)SG5.36

15.1(1)SG5.30