We also had this Kerberos error.
Check your SPN's. There is a good explanation here:
http://www.sqlservercentral.com/articles/Security/65169
Make sure that the delegation is set up properly in your Active Directory.
Remove those SPN's that are no longer needed (if any).
pher
"mmmatrix" wrote in message
> Hi, We recently deployed an application using SQL 2005. We have
> encountered
> intermitten issues with people access the application. Within the MS SQL
> logs
> we see the error "Error: 18456 Severity: 14 State:11". Which thru my
> searches
> have lead me to beleive that the have been authenticated but state 11
> means
> they are unable to access the database for some reason.
>
> All the Users are in a Group, let call is Group A. We have created a Login
> for Group A and assigned the default database to Application A. We have
> granted read and write privledges to Application A.
>
> In the error message under data I see the following:
> 0000: 18 48 00 00 0e 00 00 00 .H......
> 0008: 05 00 00 00 4c 00 41 00 ....L.A.
> 0010: 42 00 31 00 00 00 07 00 B.1.....
> 0018: 00 00 6d 00 61 00 73 00 ..m.a.s.
> 0020: 74 00 65 00 72 00 00 00 t.e.r...
>
> Any Help would be appreciated.
>
> In the error >> Stay informed about: Error: 18456 Severity: 14 State:11