Installing vSphere VI Client on Server 2012 Fails – Error 28173
KB ID 0001139 Problem If you attempt to install the VI client, (in this case on a 2012 R2 Datacenter Server), you may see this error; Error 28173. Setup failed to enable Microsoft .NET Framework 3.5 Refer to Microsoft KB article 2734782 and 3002547 which may help you resolve the .NET failure. You will need to enable this feature in Windows Server Manager before installing vSphere Client. Solution I’ve had problems with .NET on...
Windows Server 2012 R2 – Deploying Remote Desktop Services
KB ID 0001136 Problem I’ve had to do a rollout of Remote Desktop Services on Server 2012 R2, and publish it with Active Directory Federation Services and Web Application Proxy. I’m a little rusty on RDS and needed to deploy a few roles, so for my proof of concept I deployed RDS on TWO servers. Below is a run though and my notes on deploying RDS ONLY (I’ll put the links to other articles at the bottom of this post as...
Publish CRL Error – Access Denied 0x80070005
KB ID 0001135 Problem Seen when attempting to publish a CRL on a Windows Certificate Services Server. Access is denied. 0x80070005 (WIN32: 5 ERROR_ACCESS_DENIED) Solution The problem is the COMPUTER ACCOUNT attempting to publish the CRL, (i.e. the Windows Certificate Services Server), needs rights to the physical folder the CRL files live in, like so; Related Articles, References, Credits, or External Links...
Windows Firewall – Enable ‘Ping’ / ICMP Echo Reply
KB ID 0001134 Problem By default all modern distributions of Windows come with their client firewall enabled. Which is a good thing, most corporate networks simply disable it using the rationale that they have a corporate firewall and security software etc. Again thats fine, but what if you want to leave it on, and still be able to ping that host to see if its alive. Solution The firewall exception is already written for you, you...
Event ID 27 – “The description for Event ID 27 from source e1iexpress cannot be found”
KB ID 0001130 Problem I was seeing intermittent network drops on my Server 2012 R2 servers, so when I took a lot in the logs this was what I found; Log Name: System Source: e1iexpress Date: {time} Event ID: 27 Task Category: None Level: Warning Keywords: Classic User: N/A Computer: {host-name} Description: The description for Event ID 27 from source e1iexpress cannot be found....
Active Directory Federation Services – Certificate Error ‘CNG Key’
KB ID 0001129 Problem When installing the Active Directory Federation Services Role, you need to supply a certificate. I was running this up using a self signed wildcard certificate when this happened; The certificate with the specified thumbprint {thumbprint} has a Cryptographic Next Generation (CNG) private key. The certificates with the CNG private key are not supported. Use a certificate based on a key pair generated by a legacy...
Certificate Services – Create a ‘Wildcard Certificate’
KB ID 0001128 Problem Now you may be thinking, “If you have your own CA/PKI solution why would you need to create a Wildcard Certificate”? If you can generate as many certificates as you want whats the point? Well today I need to setup ADFS, WAG (Web Application Gateway), and Remote Desktop Services Gateway Server. To make the whole thing wok on my test bench would be a lot less hassle if I could just use one certificate...
Windows 10 – Transparent Command Window
KB ID 0001123 Problem Not really a problem, more of a cosmetic requirement. With Windows 10 you have the option to set your command windows as ‘transparent’ by adjusting their opacity. Solution With a command window open right click the title bar of the windows and select properties > Colours > Adjust the slider. You can also do the same with the PowerShell window. Related Articles, References, Credits, or External...
Windows – ‘Sorry, there was a problem mounting the file’ With ISO Files
KB ID 0001122 Problem Seen on Windows 10, and Server 2012, when attempting to open or mount an ISO file, (even downloaded direct from Microsoft). You get the following error; Note: Can also been seen with .VHD files. Couldn’t Mount File Sorry, there was a problem mounting the file. Solution Before you try anything else simply COPY the iso file to the root of your C: drive, and try again. 99% of the time simply copying the file...
Exchange – Certificate Invalid ‘Revocation Check Failed’
KB ID 0001121 Problem When you check the status of a certificate in Exchange and it it displayed at ‘Invalid’ and the details show that the revocation check has failed. Solution This can happen if your certificate CA has its CRL or OCSP information setup incorrectly, or the Exchange sever simply cannot access them to verify the validity of the certificate. If you are using your own CA the correct way to fix the problem is...