Practical technical guides
Clear, hands-on solutions for Microsoft 365, Azure, Windows Server, PowerShell, networking, databases and cybersecurity.
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PGAdmin, cannot register new server Instance Server at, is not persisted
You might encounter the following error while registering a new server in PG Admin. Instance ‘<Server at <guid>>’ is not persisted. The issue is mostly due to uninstalling and re-installing…
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SQL How to empty all tables in a database
You might need to purge all the data in all the tables in a particular database. For this we can use the following script. USE <database name> DECLARE @TableName AS…
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Install Windows 10 or 11 with a local user
On Windows 10 and Windows 11, you will be forced to log in the machine with a Microsoft Account. There is a way to bypass this and use only a…
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Fix: Storage Replica warning Events 10448 Storage Replica has failed an application IO
When checking the logs of the Storage Replica on a Windows Server 2016, 2019 or 2022, using the below command, you get the error saying that Storage Replica has failed…
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Server Manager refresh failed error
When opening Server Manager on the server, in the notifications you will see an error stating Refresh Failed. At this stage, you will not be able to add any features…
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Install Module with PowerShell: NuGet Unable to download, check your internet connection
While installing the NuGet PowerShell module, you will get the following error WARNING: MSG:UnableToDownload «https://go.microsoft.com/fwlink/?LinkID=627338&clcid=0x409» «» WARNING: Unable to download the list of available providers. Check your internet connection. WARNING:…