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This week I had a customer who just migrated from local Exchange to office 365. All users are synced to Office 365 by means of AADConnect, so the local AD is leading. After the migration the customer wanted to create a new user, by means of copying an existing user. Read more… [Solved] The name reference is invalid This week I had a migration where there was no high speed internet available, and the customer was renewing the computers from Windows 7 to Windows 10. Due to these slow internet speed, we decided to install a WSUS server (server 2012 R2 based) After the installation, the server didn’t The last few months I’ve had several customers with ADFS problems. I’ve decided to share the knowledge about these tips and solutions with you: 1 I Found a ADFS diagnostics module in the technet gallery: https://gallery.technet.microsoft.com/scriptcenter/AD-FS-Diagnostics-Module-8269de31 AD FS Diagnostics Module The AD FS Diagnostics Module contains commandlets to gather Read more… (Solved) Several ADFS tips and solutions To make everything clear, here’s the data to make the problem clear: Old certificate: XXXXXXX6F895C3574F92DC7D6C7DE3DE4BCA6920 New certificate XXXXXXX74393DBDB2FF3C2DCDB6FEB1A23A6EC94 ADFS01 => internal ADFS server ADFSProxy => ADFS Proxy server (WAP) in DMZ This week I had an customer, who wasn’t able to log in to Office 365. They weren’t able to Read more… [Solved] HOW TO renew ADFS certificate on federation and WAP proxy server [Solved] ADFS WAP Error The operation stopped due to an unknown general error. Error code 0x8007520cThis week I had a customer who couldn’t connect to Office 365 with Outlook, after a server reboot. When they tried to connect to Office 365 online, there was an error from the ADFS server. I Quickly realized the ADFS wasn’t working properly. I then started the Remote Access Management Read more… [Solved] ADFS WAP Error The operation stopped due to an unknown general error. Error code 0x8007520c Federation Issues. This week I had a Tenant who had problems with 1 users. This customer has multiple domains in the same Active Directory, and they are all in the same tenant. This user changed jobs, en therefore receive a different UPN, in the same Active Directory. After changing the Read more… Unable to Sync > FederatedUser.UserPrincipalName is not valid Azure Active Directory did not register a synchronization attempt This week I received several e-mail like the one below. This message means, there is no synchronization from your local AADConnect to Office 365 tenant. ————————————————- Hello rvoogt, On zondag, 03 juli 2016 23:12:57 GMT, Azure Active Directory did not register Read more… AADConnect > Azure Active Directory did not register a synchronization attempt > No Synchronization This week I had a problem with a ADFS server. No user was able to logon, already connected users, were able to continue working, but no new connections were allowed. In this post I explain which steps I took, to localize the problem.
Step 1: First I tried testing Read more… [Solved] ADFS 3.0 > Unable to logon > “AADSTS50008: SAML token is invalid” ADFS 3.0 Cannot start service MSSQL$MICROSOFT##WID This week I had a problem installing Windows ADFS 3.0, on a Server 2012 R2 server. This server was also a Domain controller. Unfortunately there was no possibility to install ADFS on an other server. During the installation I received this error, over and Read more… ADFS 3.0 > Cannot start service MSSQL$MICROSOFT##WID on computer ‘.’. This week I ran into a problem with connecting a HP T510 thin client to a RDS server 2012 R2 server (with Server 2012 R2 gateway). The thin client had a Windows XP SP3 (WES 2009) installation active. There was a possibility to upgrade to Windows 7 in the thin Read more… XP SP3 > connection terminated unexpected server authentication certificate [Solved] |
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