The recent Virginia earthquake that rocked much of the East coast was an unusual event. But it was not unpredicted or surprising. Unfortunately, the failure of the commonly accepted plate tectonics theory to predict or even explain the recent earthquake has raised many questions.

But first, what is plate tectonics? The …

Yes, it will work under very limited circumstances, but it is not supported by Citrix. It is officially supported only for XenApp 5 and up.

You’ve got a sinking feeling in your gut. You were working on a text document in your web browser when suddenly you accidentally clicked the wrong button or hit the wrong key combination, and POOF, it’s all gone. I will show you how to get it all back.

Necessity is the mother of invention. If you’ve been looking for …

If you’ve unwittingly discovered that the new Citrix Receiver 3.0 is not compatible with your old Presentation Server 4.0 farm, you’ve perhaps encountered a little trouble after rolling back to the previous version of the ICA client. If you have uninstalled Receiver and reverted to an older ICA client, you may receive …

One of the problems that has plagued Citrix admins and engineers has been third party print drivers. All it takes is for one bad print driver to misbehave, crash the print spooler, and generate dozens of support calls from users who suddenly cannot print.

This common problem led to Citrix including the Citrix Universal …

Have you ever had an application that seemed to initially run fine under Windows x64, only to have it crash or complain when performing a certain function inside the app? If you’ve run into this problem, take heart because the fix is really simple.

But first, it’s helpful to understand what happens when you run an …

In many Citrix environments it’s common to have a large variety of ICA client versions. One thing that sometimes surprises users and IT folks alike is how much of a performance increase can be seen after upgrading an old ICA client. But how do you know which clients need upgrading?

One of the biggest challenges has …

Recently I have seen a couple of cases where the Citrix Receiver 3 client produces the following error when trying to launch a published application:

Error number 2320<br /> Citrix online plug-in Configuration Manager: No value could be found for (ClientHostedApps) that satisfies all lockdown requirements. The …

Sometimes there is a need to publish an application to individual XenApp servers for baselining or troubleshooting purposes. But if you have a lot of published applications in your XenApp 6 farm, this can be a huge hassle. Thankfully PowerShell allows us to quickly and easily take our existing published applications …

If you are running XenServer 5.6 FP1 or later, there is a little trick you can use to improve network throughput on the host.

By default, XenServer uses the netback process to process network traffic, and each host is limited to four instances of netback, with one instance running on each of dom0’s vCPUs. When a VM …