event-id 40960 / LsaSrv / 0xc0000023 / Windows 7


hi all,

there few posts id: 40960 none of them match problem:

- winodws 7 client
- ws08 r2 dc
- netapp-storage / cifs

when user login on ws07 client or unable connect networkdrives on 'fileserver' (san).

id: 40960
type: warning
source: lsasrv

description:
security system detected authentication error cifs/dcname.
failure code authentication protocol kerberos "{buffer small}
buffer small entry. there no written information in buffer (0xc0000023).

in same time there error message find on client:

id: 1058
type: error
source: grouppolicy
processingtimeinmilliseconds 811
errorcode 1265

description:
system has detected possible security risk. make sure using server have authenticated.

dcname: same above
gpocnname:
cn={54e665fb-d65e-41d5-8f76-b698de50fc19},cn=policies,cn=system,dc=domainname,dc=local

any idea?

regards
soheil


sohejl

hi,

the issue may occur if user belongs many groups. may more information issue following kb article:

http://support.microsoft.com/kb/327825 

hope helps.


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