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The Kerberos Client Received A Krb_ap_err_modified Error From The Server Cifs


This can happen if a computer account was moved to a different forest and the original computer account object was not deleted. Remove the computer from the domain, delete the account if not done automatically and re-join the domain. Many Thanks Monday, February 06, 2012 9:13 AM Reply | Quote 0 Sign in to vote HI, I am about to run the Netdom command, but unsure which server to run If the server can decrypt the ticket, the server then knows that it was encrypted by a trusted source (the DC) and the presenter (the client) is also trusted. Source

This error can also happen when the target service is using a different password for the target service account than what the Kerberos Key Distribution Center (KDC) has for the target for auto-repl.) Multiple or missing SPN entriesThe SPN's are configured and centrally stored in your KDC in Active Directory. The target name used was %3. Issues with the MTU SizeThe network packets that are send through the wires have a certain length.

The Kerberos Client Received A Krb_ap_err_modified Error From The Server Cifs

Commonly, this is due to identically named†machine accounts in the target realm (), and the client realm. The user then logged in using the updated password and the ticket was updated using the new password. We changed all the times back to the correct and users wer able to log into the systems again.¬† But we are having issues with FRS between our Domain Controllers and

Normally the service ticket is encrypted using the shared secret of the machine account's password as a basis for the encryption used to encrypt the service ticket. DomainB\FOO doesn't have the same password as DomainA\FOO, so it can't decrypt the service ticket. Concepts to understand: What is Kerberos? Event Id 4 Virtual Disk Service x 249 Peter Van Gils A client was using a DNS CNAME to point traffic to host2 after host1 was decomissioned.

x 224 Bernhard Moritz In our case it was an entry in the etc/hosts file. Event Id 4 Security-kerberos Spn This can occur when the target server principal name (SPN) is registered on an account other than the account the target service is using. This is similar to the problems I had posted for a different environment. Privacy statement  © 2017 Microsoft.

Another way to deal with the MTU-problem is to force the Kerberos to use TCP. Event Id 4 Windows 10 You must download and install the Windows Server Resource Kit before you can use Klist.exe. Possibly even a user account. I am quite certain I'll learn a lot of new stuff right here!

Event Id 4 Security-kerberos Spn

The errors are now permanently gone. Event Details Product: Windows Operating System ID: 4 Source: Microsoft-Windows-Security-Kerberos Version: 6.0 Symbolic Name: KERBEVT_KRB_AP_ERR_MODIFIED Message: The kerberos client received a KRB_AP_ERR_MODIFIED error from the server %1. The Kerberos Client Received A Krb_ap_err_modified Error From The Server Cifs This indicates that the password used to encrypt the kerberos service ticket is different than that on the target server. Event Id 4 Quickbooks So the situation is that when the Kerberos client tries to validate the authentication, the information he gets from Active Directory are different than the ones that is in the ticket.

Event Xml: ;           4     0     2     0     0     0x80000000000000         144710 http://justjoomla.net/event-id/event-id-3-security-kerberos.html http://technet.microsoft.com/en-us/library/cc733945%28WS.10%29.aspx

-Jay 1 Poblano OP Ron Gallimore Jan 2, 2013 at 2:34 UTC Sorry to bring up this up again but we had the exact same issue on This usually happens when there is an account in the target domain with the same name as the server in the client's domain. In my case, that solved the problem. Security-kerberos Event Id 4 Domain Controller 2008

Cleared the cached tickets out and ran this command netdom resetpwd /s:server /ud:domain\User /pd:* from the other working DC listing the offending DC as the server. Please click the link in the confirmation email to activate your subscription. There was a pre-existing Exchange server that I needed to replicate from but kept getting this error each time I attempted to bring the cluster public folder store online. have a peek here Simply remove these so you only have one IP address per server and one server per IP address (use the sort on the DNS Manager to find duplicates).

Another way is to use the former Sysinternals, now Microsoft, utility NewSID. Event Id 4 Kernel-eventtracing Comments: Kurisuchianu In my case the issue was due to scavenging not enabled in reverse DNS zones. This will catch duplicates in the same forest.

x 219 Dave Murphy In my case, after setting up a cluster, I could not add a public store to the virtual node.

Sunday, February 05, 2012 9:40 PM Reply | Quote 0 Sign in to vote HI Thanks for the quick replies When i run that command i get FindDomainForAccount: DsGetDcNameWithAccountW Failed! x 222 Max Symanovich When we have reinstalled a machine with a different name but the same IP address, we saw this error on client machines when they tried to connect The password is known only to the KDC (Domain controllers) and the target machine. Event Id 4 Security Kerberos Windows 7 Verify that a cached Kerberos ticket is available.

The name of the target server is mistakenly resolved to a different machine. This indicates that the target server failed to decrypt the ticket provided by the client. Custom ColorFunction for GeoGraphics plot with ReliefMap Compiling multiple LaTeX files Why are the windows of bridges of ships always inclined? Check This Out I resolved this problem by setting the DNS zone for the domain to Primary instead of Active Directory integrated.

Not the answer you're looking for? Tuesday, February 07, 2012 1:29 AM Reply | Quote 0 Sign in to vote Hi, How is everything going after reset machine account passwords of a Windows Server domain controller via series in standard SQL or T-SQL? Monday, February 06, 2012 9:05 AM Reply | Quote 0 Sign in to vote Thanks sandesh, one final question if i may before doing the procedure.

So how do you troubleshoot this issue? Event Type:ErrorEvent Source:KerberosEvent Category:NoneEvent ID:4Computer:SE-SMURF01Description:The kerberos client received a KRB_AP_ERR_MODIFIED error from the server PC-BLA09$. The target name used was RPCSS/PC-BLA10.