Citrix Studio: Cannot connect to vCenter server due to certificate error

If for any reason, you’ve changed the certificate on your vCenter server, existing Hosting connections in Citrix Studio will break.

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Citrix Studio: A machine is not registered, but should be

After a failed upgrade from Citrix VCAD 7.15.3000 to 1912, uninstalling 7.15 and reinstalling 1912, a VDA was rendered useless. I couldn’t start the published desktop or finance applications. It was the only VDA in a Machine Catalog (provisioning manual), showed as registered and added to a dedicated Delivery Group. The Delivery Group showed one registered machine and one missing registration (which is odd with only one VDA in the Machine Catalog).

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O365 Hybrid Wizard – Hybrid Agent Fails to Validate

When running the Hybrid Configuration Wizard (HCW), at the point where the Hybrid Agent installs, it installs and registers fine, but then fails the verification step.

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Veeam backup for O365 on QNAP

Using Veeam backup for Microsoft Office 365 to backup your Exchange Online mailboxes, Sharepoint or OneDrive data to a QNAP NAS requires specific configuration.

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How to redirect MS OneNote cache in roaming profiles

Since MS OneNote is still around in companies, also used in Citrix environments, it’s important to make sure the OneNote cache folder is being redirected to a location outside the roaming profile. Because it can take up a lot of space, redirection of the cache folder is mandatory. Whether you use MS roaming profiles, Citrix UPM profiles or VMware UEM profiles, you don’t want to have the OneNote cache roaming in your profile.

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Netscaler Device certificate checks fails with W2K12R2 Online responder

For a customer I configured Device certificate check on a Netscaler VPX 11.0.65.72 based on CTX200290 in combination with Windows 2012 R2 Online responder service. The EPA check failed and access was denied Read more

Netscaler 11 passphrase requirements when importing PKCS12

When importing a PKCS12 certificate bundle on your NetScaler you can run into some cryptic error messages. A known limitation of special characters used for passphrases can be found here. Read more

Citrix Storefront 2.6: Cannot start Desktop

I configured a Citrix Storefront 2.6 site for a customer and had to make some modifications in the web.config file. I ran into this little nifty tool which has a great GUI interface into the web.config. The tool offers a GUI to ease configuration of the StoreFront 1.2/2.0/2.1/2.5/2.6 “Receiver for Web”. Read more

Netscaler 10.5 Services down with IIS hosted website with no default document

A customer wanted to publish an internal hosted IIS 7.0 website to the outside world through a Netscaler 10.5. I configured the server, services and Virtual Server objects in the Netscaler interface.

So far so good. The IIS server still had to be configured with the website, so till that time the default website showed with no problems. Untill the the supplier of the website installed the website. From that moment on the services object state on the Netscaler went down.

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How to keep your printer drivers in sync at your Xenapp 6.x farm

Although there are a number of methods and tools to maintain print-driver replication amongst Xenapp servers, the main objective is to keep your drivers in sync with your print-server. Setting up a Xenapp farm means that users don’t have the right to add print-drivers. And so even when the most piddling DLL deviates from your print server your users are presented with malignant looking windows demanding all sorts of admin stuff. Can your hear the phone ringing at the service desk…? Read more