Category Archives: Microsoft

List users connected to an SMB share

net session...

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Using xcopy to copy files and folders

I usually use robocopy to move files but had a need to copy some folders with xcopy. Below are some examples that came in handy....

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Repair a Windows Server 2016 installation

I recently ran into an issue where a Server 2016 ran out of space and parts of it became corrupt. Running sfc /scannow showed that errors were found and could not be repaired. The corruption caused some odd behaviour on … Continue reading &rar...

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Remove a terminal server license from a license server

I ran into an issue where a Server 2016 Terminal server license was applied on a license server in error. It was decided that the license had to be split in half, the other half to be applied on a … Continue reading →...

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Remote Desktop: An authentication error has occurred, This could be due to CredSSP encryption oracle remediation

I have run into this a few times so pasting it here for reference. The fix is to set the below registry key from 1 to 2 on the machine that is initiating the remote desktop (source machine). A reboot … Continue reading →...

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Command to list Terminal Server Licensing servers in Active Directory Domain

Below command will list all the Terminal Server License RDS servers in an Active Directory Domain. I ran the below from my laptop joined to AD, if it doesn’t work just run it from the DC itself. In the output … Continue reading →...

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HTTP Error 404.3 – Not Found when browsing .svc .Net pages

I was migrating an IIS .NET 2.0 application from server 2008 to 2016 and ran into the below error “404.3 – Not Found, The page you are requesting cannot be served because of the extension configuration. If the page is … Continue re...

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How to Fix ERR_HTTP2_INADEQUATE_TRANSPORT_SECURITY on server 2016

I recently moved a .NET 2.0 web site from server 2008 to 2016 and ran into the below issue. This was on a security hardened server where certain ciphers and security protocols are disabled. This site can’t be reachedThe webpage … Continue re...

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You cannot enable the Microsoft .NET Framework 3.5 feature on Windows Server 2012 R2

I ran into a weird issue on a freshly installed fully patched Windows Server 2012 R2. I tried to enable the the .NET Framework 3.5 feature but kept getting failures that the source files could not be found from the … Continue reading →...

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Enable TLS 1.1 and TLS 1.2 as default secure protocol in WinHTTP

I recently ran into an issue where a legacy VB application was trying to connect outbound with TLS 1.0. The application was moved from a Windows 2003 server to Windows server 2012 which by default uses TLS 1.2 as its … Continue reading →...

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