Troubleshooting RDP Connection Freezes on Windows Server 2025
Remote Desktop Protocol (RDP) is a crucial tool for administrators and users who need to access Windows servers remotely. However, some users have reported a frustrating issue with Windows Server 2025 where RDP connections freeze after logging in, leaving them stuck...
System Center Virtual Machine Manager 2025 Setup won’t start
While following Microsofts article on how to upgrade System Center Virtual Machine Manager 2022 to 2025 I experienced an issue preventing the setup from running. After starting setup the splashscreen appears and you can choose to install VMM 2025. However, when...
Failover Cluster Service won’t start on Windows Server 2025
After upgrading a failover cluster node from Windows Server 2022 to Windows Server 2025 the cluster service failed to start with the following error: The Cluster Service service terminated with the following service-specific error: A specified authentication package...
Create a site-to-site VPN between your FRITZ!Box and Azure
There are quite a few articles out there that cover the subject. Nevertheless, there are some improvements in Azure that simplify the whole process. The most important improvement is, that you can now use a FQDN name to define your Local Network Gateway instead of a...
Install Update Rollup 1 for System Center 2022 Virtual Machine Manager
Sounds like an easy task, doesn't it? That's what I thought. I'm running a two-nodes VMM 2022 cluster. The small UR1 (KB5019202 & KB5019203) update comes as two msp files. One is the server update, the other one is for the console. Virtual Machine Manager server...
Raise File Server Resource Manager report limits with PowerShell
It's been a long time not using File Server Resource Manager. But today I needed it. I needed a report about image files on a fileserver, which has a lot of files. I set up the "Files by File Group" report in FSRM > Storage Reports Management > Generate Reports...
An error occured while enabling automatic rebinding of certificate in IIS
In order to use autorenewal for certificates used by IIS you need to "Enable Automatic Rebind of Renewed Certificate" in the "Server Certificates" section of IIS. More information on Certificate Rebind is available here:...
Unarchive archived certificates with PowerShell
Usually when renewing certificates old ones get archived automatically. Using the default view options you don't even see them in the mmc. However, sometimes it is necessary to bring an archived certificate back to life. To view archived certificates in the mmc, do...
The disaster with the Windows 11 taskbar
I recently installed Windows 11 at home. Welcome to the colorful MAC world - at least that's what it looks like. Microsoft has done a lot for the optics, e.g. removed all basic functionality. The constant trend towards more and more immersion, which found its way into...
How to batch-handle mounted media with SCVMM managed VMs
When remediating Hyper-V clusters with System Center Virtual Machine Manager it sometimes happens that there are still isos mounted to virtual dvd drives and that, therefore, vms cannot be live migrated to other hosts. Here are 2 snippets to see which vms have isos...
Unify DHCP scope and DNS update settings across all authorized servers in an Active Directory domain
While managing multiple dhcp and dns servers (60+) I came across the need to unify DHCP scope settings, DNS A and PTR record registration, lease duration and DHCP DNS update credentials. So I wrote a PowerShell script to do this task on all authorized DHCP servers in...
How to get the ‘real’ last logon time of an Active Directory user
Yes, Active Directory provides details on when an active directory user last logged on. However, in a multi domain controller environment it may be tricky to get this information. If you're on a single domain controller domain you can use Active Directory Users and...
The system cannot find the file specified error while enabling Bitlocker
After buying a new harddrive, disabling bitlocker on the old one, moving the data to the new one and booting the system I wanted to re-enable Bitlocker. But all I got after running manage-bde -on c: -rp was this: ERROR: An error occurred (code 0x80070002): The system...
Tape Label Studio 2019 is on its way
After 2 years of development Tape Label Studio 2019 will arrive this quarter. Here are some of the changes: Complete new code base and design. No more messy layouts on UHD displays or when using scaling. Everything looks shiny and new. Replaced old xml file base with...
ioBroker unter Windows installieren
Ich möchte in diesem Beitrag gar nicht darauf eingehen, was ioBroker ist oder tut. Es soll nur darum gehen, ioBroker unter Windows zu installieren und zum Schluss eine laufende Instanz zu haben. Voraussetzung ist einzig eine laufende Windows Instanz. Ich verwende...
Neue Serie: SmartHome
Wer meinen Blog kennt, wird sich jetzt wundern. Zum einen ist dies der erste Beitrag in deutscher Sprache und zum anderen geht es mal um etwas ganz anderes: SmartHome. Irgendwann vor 10 Jahren (mehr oder weniger) bin ich in mein Eigenheim, eine Bestandsimmobilie,...
Unknown error (0x80041024) in Data Protection Manager when taking a Hyper-V backup of a unix machine
While migrating all Hyper-V virtual machines from an old cluster environment to a new hyper converged system environment I noticed that one of the unix based virtual machines couldn't be backed up anymore. The job simply failed all the time without ever synchronizing....
Configuring DHCP Option 119 (Domain Search List) on a Windows DHCP Server
When working with Windows based clients you usually don't come across DHCP option 119 because Windows just doesn't use it. The Domain Search List for Windows is configured using GPO and not DHCP. But if you also use Apple OS or Linux OS based systems you may want to...
Adding DHCP Option 119 (Domain Search List) to a Windows DHCP Server
While trying to configure a new DHCP scope in Windows Server 2016 I noticed that there is no DHCP Option 119 available. But adding it on your own just takes a few simple steps. Logon to your DHCP server, open the DHCP Console. Right click IPv4 and select "Set...
Update System Center Data Protection Manager 2016 to 1801
In February the first System Center Semi-Annual Channel (SAC) release has been published and now I got the time to install it. So the most recent DPM Version is not 2016 UR4 anymore but 1801. How to get it? The new release is available from the Volume Licensing...
SQL Server Update: The Database Engine system data directory in the registry is not valid
While upgrading Microsoft SQL Server 2014 SP2 to CU11 I got this error: Action required: Use the following information to resolve the error, and then try the setup process again. Feature failure reason: An error occurred during the setup process of the feature. Error...
Configure Data Protection Manager 2016 AntiVirus Exclusions on Windows Server 2016
When using an AntiVirus product on your Microsoft System Center Data Protection Manager 2016 server you have to configure it appropriately. What does that mean? Technet says: Disable real-time monitoring - On the DPM server, disable real-time monitoring by the...
Configure SendAs Permissions on an Office365 Distribution Group using PowerShell
I don't know why, but currently the Exchange Control Panel of Office365 doesn't work correctly, but I needed to configure SendAs permissions on a distribution group. However, PowerShell is a good fallback when it comes to configure O365. When you want to connect to...
An error occurred while attempting to connect to a Hyper-V server
While setting up a new Hyper-V failover cluster I got an error when trying to connect using the Hyper-V manager console: An error occurred while attempting to connect to server "[computername]". Check that the Virtual Machine Management service is running and that you...
How to install all roles and features of one server on another
Ever wanted to install all the roles and features that are installed on one server on another server? Easy. Just copy and paste the following command into an elevated powershell on the server where the roles and features are installed. Then copy the output and paste...
Where did the SSL Certificate details in Chrome 56+ go?
In Chrome versions 55 and earlier users could check the SSL Certificate details of a website clicking the lock icon in the address bar. Well, this information has been moved to the Security tab in the developer tools. You can go there using the F12 key on your...
How to recover data from a deleted, BitLocker enabled partition? – 2017 Edition
In the mid of 2013 I wrote a post about recovering a deleted, BitLocker enabled Partition using Windows Server 2012. Back then the state of the art encryption method was AES 128. Now that we got Windows 10 and XTS-AES 256 encryption some people seem to have problems...
How to purge Kerberos tickets of the system account
... or: How to update group membership information of the computer account? When updating Active Directory group membership of your users you usally ask them to logoff and logon again - or even to reboot the machine. You don't tell them why, you just tell them to do...
Data Protection Manager Database Backup fails with Invalid Command
From time to time you need to backup your DPM Database manually. I used to simply run the command DpmBackup.exe -db But when I tried now I only got the error Error: Invalid command -db. There are a lot of posts out there covering this issue, telling you should include...
Tape Label Studio 1.0 is now available!
Today (July, 1 2014) Tape Label Studio 1.0 has been released and is available for download at www.tapelabelstudio.com. Tape Label Studio Easily create customizable and cheap Tape Barcode Labels for LTO, Worm, etc. Download free trial Ordner now...
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