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Server 2003 Event Id 4


To resolve this issue, you should use Active Directory Users and Computers to delete the original computer account that is no longer used. Servers have DFS and IIS services installed. If you want to learn more about this error message, you can read the following article : and this article that explains how the SPN should look like: You 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. check over here

To do so, open a command prompt and type: netdom /resetpwd /server:server2 /\administrator /passwordd:password, and then press Enter" Will this impact on any of our other DC's and it may seam The issue solved enabling scavenging on all reverse zones and purging old records. On successful receipt of the ticket, the Kerberos client caches the ticket on the local computer. Check out how it was made here:… 1weekago RT @SharePoint: Flow Mobile now supports Button Trigger tokens!

Event Id 4 Security-kerberos Spn

The password is known only to the KDC (Domain controllers) and the target machine. This problem occurs because two or more computer accounts have the same service principal name (SPN) registered. Please ensure that the target SPN is registered on, and only registered on, the account used by the server. The user then logged in using the updated password and the ticket was updated using the new password.

Note: It could be that the SPN's are case-sentitive, so check your server- and domain-names just in case! (See Shane Young's blog entry) Computer account secure connectionSome clients/servers fail to setup I have tried to collect as many sources to the problem that I could find and a solution to each one starting with the one that most likely could cause the Also, check to ensure that member computers can properly update PTR records. Event Id 4 Security Kerberos Windows 7 Commonly, this is due to identically named machine accounts in the target realm (FCB.CO.ZA), and the client realm.

I used the ktpass app to and generate a keytab file, and apparently this also reset some internal password. I am keenly aware of how stupid this was. This occurred because of a mistake during a branch rollout. Comments: Kurisuchianu In my case the issue was due to scavenging not enabled in reverse DNS zones.

How much leverage do commerial pilots have on cruise speed? Event Id 4 Exchange 2013 I would also reccomend to configure your DHCP to dynamically update records, you will need to provide credentials to do this. Randomly we were losing connection with DC and only re-joining in domain solved this issue. Any update?

The Kerberos Client Received A Krb_ap_err_modified Error From The Server Cifs

share|improve this answer answered Sep 12 '10 at 19:46 Erik Funkenbusch 401725 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Basically, the issue I had was that my Data Warehouse jobs would fail to complete. Event Id 4 Security-kerberos Spn x 10 Michael Papalabrou This problem has occurred after bringing up a new machine to replace an old one that failed, without first removing the old computer account from the domain. Event Id 4 Krb_ap_err_modified Please check with: setspn -L Servername for the SPNs.Best regards Meinolf Weber Disclaimer: This posting is provided "AS IS" with no warranties or guarantees , and confers no rights.

active-directory windows-server-2012-r2 kerberos share|improve this question edited May 6 '15 at 6:43 Andrew Schulman 5,25881835 asked May 6 '15 at 6:32 Timo77 2618 add a comment| 1 Answer 1 active oldest This can happen if a computer account was moved to a different forest and the original computer account object was not deleted. This new DC/DHCP server was not configured with these DHCP credentials, so all the other DHCP servers could not update A records that this new DHCP server had registered. Concepts to understand: What is Kerberos? Security-kerberos Event Id 4 Domain Controller 2008

Monday, February 06, 2012 1:28 PM Reply | Quote 0 Sign in to vote You need to purge ticket on problametic DC and stop kdc of all DC except the PDC 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 Hope this helps Regards, Sandesh Dubey. ------------------------------- MCSE|MCSA:Messaging|MCTS|MCITP:Enterprise Adminitrator My Blog: This posting is provided AS IS with no warranties, and confers no rights. this content I later replaced the workstations BIOS battery to permanently fix the error and added the net time command to all login scripts across the domain.

Extract a character at position x from a string using primitives Why call it a "major" revision if the suggested changes are seemingly minor? Event Id 4 Network Link Is Down Next verify that the client reporting the error can correctly resolve the right IP address for the client in question. Did you check the comments for this event on

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Any suggestions for a new writer? See ME913327 to see under what conditions this event is received. Privacy statement  © 2016 Microsoft. Event Id 4 L2nd Please ensure that the target SPN is registered on, and only registered on, the account used by the server.

Fixing the Security-Kerberos / 4 error ★★★★★★★★★★★★★★★ Damien CaroJuly 4, 20130 Share 0 0 While I was building my lab environment with the preview of System Center 2012 R2, I’ve encountered Now once in hour aditional Domain controller IIS2 is making these errors to event log: The Kerberos client received a KRB_AP_ERR_MODIFIED error from the server iis2$. Only the KDC (Domain Controllers) and the target machine know the password. I removed all duplicate DNS settings and rebooted.

To perform this procedure, you must be a member of the Domain Admins group, or you must have been delegated the appropriate authority. Creating your account only takes a few minutes. Confusion in fraction notation Can utter be substituted infinite, when describing love? I think it is a DNS issue.

Drawing haemoglobin and Ligands Word that means "to fill the air with a bad smell"? x 238 Vlastimil Bandik I was experiencing issues with NETLOGON, SPN records, Kerberos, NLTEST, and connections beetwen servers and domain controllers. A workstaton was named the same in two sites, causing the second machine (when it had finished our automated build) to be tombstoned from the domain (no-one could logon to the WINS was ok, however, reverse DNS had several entries for not only the mail virtual server on the cluster, but the other nodes as well due to previous setting of DHCP

x 126 Anonymous The cause of this problem turned out to be two DCs sharing the same IP address, one of which was offline. This indicates that the target server failed to decrypt the ticket provided by the client. Click Start, point to Administrative Tools, and then click Active Directory Users and Computers. This indicates that the target server failed to decrypt the ticket provided by the client.

Related Microsoft Sharepoint ← Cloning Windows Server 2008 usingsysprep Teamviewer – Free Online RemoteControl → 4 responses to “Troubleshooting the Kerberos error KRB_AP_ERR_MODIFIED” Murad December 5, 2008 at 23:54 Hello All,Could Join Now We've been getting this error Since the 19th on several of our workstations and servers, including Domain Controllers.  On the day this started, most of the servers reverted the 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 This should solve your issues.

Do this on each node in the CCR Cluster: HKLM\SYSTEM\CurrentControlSet\Services\RemoteRegistry\Parameters\DontUseSecureNPForRemote x 225 Robert Pearman This error is about identically named accounts - and appears to be quite popular. The situation occured on each node of our Exchange 2007 CCR mailbox cluster with some regularity. This indicates that the password used to encrypt the kerberos service ticket is different than that on the target server. 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 !

x 204 Anonymous In my case, I was receiving this error on a domain controller.