Citrix XenApp

Citrix XenApp 6 shutdown and restart problems

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A lot of my customers reported the same issues with XenApp 6. During the night servers are restarted to provide a clean server to their employees. These servers sometimes hangs during the shutdown/restart procedure and will not restart until an system administrator manually forces the servers to restart.

Citrix released a hotfix to prevent this issue from happening. Besides this issue it will also resolve the following issues:

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VDI: Citrix XenDesktop vs Microsoft RDS vs Quest vWorkspace vs VMware View

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I found a great document about the various products available for VDI from PQI. The document highlights the key points that should be considered when customers define their VDI strategy.

It gives you more information about the following topics:

  • Application- and Desktop Delivery Solutions overview;
  • Explain the different Desktop Virtualization concepts;
  • Explain the pros and cons of Virtual Desktop Infrastructure;
  • Describe the different Virtual Desktop Infrastructure (VDI) vendors and solutions;
  • Compare the features of the various VDI solutions;

The whitepaper can be downloaded here: http://virtuall.eu/download-document/vdi-smackdown

Citrix XenApp 6: Hotfix list

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I have created a list of current available hotfixes for Citrix XenApp 6.

Below an complete overview.

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Citrix XenApp 6: Black screen problem during logon

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A lot of my customers reported that they have problems with XenApp 6. One of these problems was that during the logon process users experienced black screens.

I have found the solution for this problem.

First upgrade all XenApp servers with all hotfixes available. Hotfixes can be dowloaded here: http://support.citrix.com/product/xa/v6.0_2008r2/hotfix/general/public/

Second follow the procedure listed below:

1. Open Regedit.

2. Go to HKLMSoftwareWow6432NodeCitrixLogon.

3. Add the following DWORD value: DisableStatus with a value of 1.

4. Reboot the server.

Problem solved.

 

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