If you have a NetScaler high availability setup in your environment then chances are you have been prompted with the below message when logging on to the management GUI of one of the highly available members.
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citrix
App-V on XenApp 6.5 – The Application Virtualization Client could not launch
Felt it would be good to blog about a recent problem which had me head scratching for a bit. It happened on a XenApp 6.5 environment running 2008 R2 shared desktops. This issue however could appear on other Citrix platforms as it turns out it was a Microsoft issue. It also is not very well documented from a resolution standpoint.
Configuring LDAPS on Citrix NetScaler
If you want to enable LDAP Secure for NetScaler authentication follow the below guide. Using LDAPS allows you to use the Allow password change option on NetScaler so Active Directory users can change their expired passwords. For this reason, and the security advantage, many people opt in to using LDAPS with NetScaler.
0x0000007E BNIStack failed – VMware
An issue I came across recently with a Citrix environment running on VMware vSphere 5.
When booting a PVS target device (the one, oddly) the VM blue screens and restarts only to go in to a blue screen restart loop. The following error was recorded in the blue screen output:
ERROR: BNIStack failed, network stack could not be initialized along with stop error code 0x0000007E.