Using Dependency Walker to Find Missing Dependencies

Regsvr32 error

I was notified that a little-used application within my organization had begun displaying an error instead of allowing the users to log in via Citrix. This ActiveX control, which was integral to the operation of the application I was servicing, had come from a very old version of Crystal Reports. Apparently, someone had recently installed … Read more

Moving a Legacy Citrix-Based Application to a Current Version of Windows

Citrix logo

In my last post, the problem I experienced was with an old application (which I’ll call “App #1”) written in PowerBuilder 6.5, and accessed via Citrix. Today, a similar type of application (“App #2”) is the source of the problem, and the fact that it’s being moved to the same new server made the cause … Read more

User Cannot Access an ODBC System DSN

ODBC logo

In moving a Citrix-based application from one server to another, I discovered in testing that users who were not in the local Windows Administrators group on the Citrix server were no longer able to connect to an ODBC System Data Source Name (DSN) when presented with the connection dialog box. Though a box similar to … Read more