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Event Id 4 The Kerberos Client Received A Krb_ap_err_modified

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About Advertising Privacy Terms Help Sitemap × Join millions of IT pros like you Log in to Spiceworks Reset community password Agree to Terms of Service Connect with Or Sign up At this moment, event ID 4 is logged because serverB's hash can't be used to decrypted the ticket. Deleting the old machine account from AD resolved the problem. Commonly, this is due to identically named machine accounts in the target realm (FOO.BAR.STRIPE.LOCAL), and the client realm. http://twaproductions.com/event-id/event-id-4-kerberos-krb-ap-err-modified-domain-controller.html

Removing the CNAME would have resolved the issue but was not a possible solution in this particluar case. If it is not, the command did not work. x 10 Anonymous We have seen this event when building new workstations into two separate sites within an Enterprise level AD. This indicates that the password used to encrypt the kerberos service ticket is different than that on the target server. https://technet.microsoft.com/en-us/library/cc733987(v=ws.10).aspx

The Kerberos Client Received A Krb_ap_err_modified Error From The Server Cifs

All rights reserved.Newsletter|Contact Us|Privacy Statement|Terms of Use|Trademarks|Site Feedback | Search MSDN Search all blogs Search this blog Sign in Damien Caro's Blog Damien Caro's Blog Cloud today and tomorrow ! i'm getting this on w2k3 running e2k3 Event Type: ErrorEvent Source: KerberosEvent Category: NoneEvent ID: 4Date: 1/16/2007Time: 9:49:34 AMUser: N/AComputer: server nameDescription:The kerberos client received a KRB_AP_ERR_MODIFIED error from the server Not the answer you're looking for? x 8 Anonymous This event will occur if you present a service ticket to a principal (target computer) which cannot decrypt it.

Suppose there are 2 machine accounts named FOO in DomainA, and DomainB, but the server really lives in DomainB, then users in domain A would get the error. You should keep it up forever! So how do you troubleshoot this issue? Event Id 4 Windows 10 I later replaced the workstationís BIOS battery to permanently fix the error and added the net time command to all login scripts across the domain.

The same as 2, where you're trying to authenticate to the cluster, but you're actually authenticating to a node in the cluster, resulting in the above error. Event Id 4 Security-kerberos Spn Join the community Back I agree Powerful tools you need, all for free. Also please exercise your best judgment when posting in the forums--revealing personal information such as your e-mail address, telephone number, and address is not recommended. By creating an account, you're agreeing to our Terms of Use, Privacy Policy and to receive emails from Spiceworks.

Remove the computer from the domain, delete the account if not done automatically and re-join the domain. Security-kerberos Event Id 4 Domain Controller 2008 The password is known only to the KDC (Domain controllers) and the target machine. Once the command is executed sucessfully run repadmin /syncall /AdeP on problematic DC and PDC role holder server.Start the KDC on all DC and the try to access the share if Reset the Server domain controller account password on Server1 (the PDC emulator).

Event Id 4 Security-kerberos Spn

You will need rerun in all forest and search the output from each. http://www.eventid.net/display-eventid-4-source-Kerberos-eventno-1968-phase-1.htm This can occur when the target server principal name (SPN) is registered on an account other than the account the target service is using. The Kerberos Client Received A Krb_ap_err_modified Error From The Server Cifs x 76 Mark Liddle This issue was affecting two of my domain controllers in the same domain. Event Id 4 Quickbooks Download a copy of the IIS 6.0 resource kit.

Yes No Tell us more Flash Newsletter | Contact Us | Privacy Statement | Terms of Use | Trademarks | © 2016 Microsoft © 2016 Microsoft http://twaproductions.com/event-id/event-id-7-kerberos-pac.html Monday, February 06, 2012 8:59 AM Reply | Quote 0 Sign in to vote To purge the ticket you can use resource kit tool.It is same for Win2k8 & Win2k3. See T736784 for information about dfsutil. Event ID: 4 Source: Kerberos Source: Kerberos Type: Error Description:The kerberos client received a KRB_AP_ERR_MODIFIED error from the server $. Event Id 4 Virtual Disk Service

The hotfix described in ME2838669 fixed the problem. x 67 EventID.Net As per Microsoft: "Kerberos cannot authenticate the Web program user because the server cannot verify the Kerberos authentication request sent by the client. You can view cached Kerberos tickets on the local computer by using the Klist command-line tool. http://twaproductions.com/event-id/event-id-4-kerberos-client-configuration.html 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.

On PDC it will throw an error but on all other DCs you will be able to check. Event Id 4 Kernel-eventtracing If kerberos thinks it is communicating with pcA it encrypts the kerb ticket with the password of pcA. Hope this helps Regards, Sandesh Dubey. ------------------------------- MCSE|MCSA:Messaging|MCTS|MCITP:Enterprise Adminitrator My Blog: http://sandeshdubey.wordpress.com This posting is provided AS IS with no warranties, and confers no rights.

The target name used was SMTPSVC/servername.company.com.

This indicates that the password used to encrypt the kerberos service ticket is different than that on the target server. However when I looked at my SPN settings, I had the following : C:\Users\Administrator.WSDEMO>setspn -Q MSOMSdkSvc/SCSMDW Checking domain DC=wsdemo,DC=com CN=SCSMDW,CN=Computers,DC=wsdemo,DC=com MSOMSdkSvc/SCSMDW MSOMSdkSvc/SCSMDW.wsdemo.com MSOMHSvc/SCSMDW MSOMHSvc/SCSMDW.wsdemo.com TERMSRV/SCSMDW That command didn't appear to affect anything. Event Id 4 Dns So I cleared the DNS cache of the DNS server, and used ipconfig /flushdns to clear the resolver cache on the domain controller and PC-BLA10, and the problem disappeared.

The content you requested has been removed. asked 1 year ago viewed 5813 times active 30 days ago Related 0Event ID 4 Kerberos2RPCSS kerberos issues on imaged Windows workstations0Unable to disable Kerberos Single Sign On (SSO)3Kerberos - Adding When the user went to unlock the machine with the old password immediately following the password change, this error was generated from the locked workstation. this contact form It appears that the EMC computer account needed to be re-registered in the domain to avoid the situation in which a client was not able to connect to the storage via

Unable To Cover StandardSetController.getSelected Loop Does data tranformation result in normal distribution? To perform this procedure, you must be a member of the Domain Admins group, or you must have been delegated the appropriate authority. If the target server has a different password than the DCs, the session ticket cannot be decrypted and the failure occurs. There were some Kerberos caching issues fixed in WinXP SP1. - The log might indicate an account name collision in your domain.

To fix verify the resolved IP address actually matches the target machine's IP address. 2) Service bad configuration (server is actually running as DomainB\SomeOtherAccount, but the service transport, RPC, CIFS, ..., You only need mapping the http-type to your Application Pool account. read more...