The System Administrator Has Set Policies to Prevent This Installation – Windows 2012

Error: Error: “The System Administrator Has Set Policies to Prevent This Installation”, when trying to install a software.” When trying to install an MSI on a server. Solution Browse the registry to HKLM\Software\Policies\Microsoft\Windows\Installer  Create: DisableMSI       Type: REG_DWORD  value = 0   (0 should allow you to install it was originally 1) Install … Read more

KMS Activation Fails with Insufficient Activations

PROBLEM: 0xC004F038 The software Licensing Service reported that the computer could not be activated. The count reported by your Key Management Service (KMS) is insufficient. Please contact your system administrator. CAUSE: Firstly KMS will not activate anything until it has seen at least 5 clients attempt to activate, so if you have activated less than … Read more

Shibboleth Deprecated Values

If you are seeing this when you start TomCat on a Shibboleth server you need to check your Shibboleth configuration as follows: Open relying-party.xml and change the maxvalidityinterval value within this section to: P46DT12H0M0.000S instead of: 4017600.

Using IPv6 (Basics)

Although IPv6 is still fairly unused in the enterprise or home, it is beginning to gain traction, so I thought I should begin to learn about it. These articles there will be a few will chart my investigations into setting up IPv6, starting in this part with two workstations on the same network segment and … Read more

Monitoring Metrics of APC UPS with MRTG via SNMP

This assumes you have a APC Smart-UPS UPS with a Network Management Card, that you have already configured to allow SNMP connections and you’ve configured the community string. This is tested using MRTG running on Ubuntu with an AP9619 network management card in the UPSes. This took ages to find the correct metrics OIDs from … Read more

DPM Email Notification Errors

An odd one, you need to configure SQL Reporting Services first with the correct FROM: email address, email server and port. Once you have done that you won’t get the error message about reporting services not be configured, however you are likely then to get this error. DPM 2010 Administrator Console->Management->Options->Notifications Entering a valid email … Read more