citrix

.NET User.config file is deleted on Citrix

I have written a .NET app and use the built in User Settings to store user specific information. It works brilliant. The user.config file is stored in the Apps/Local directory. Now, a client is running my app on Citrix. I recently figured out that their Citrix server is configured to clean out the Apps/Local directory when a session cl...

Java Citrix Memory problem

Here is a puzzle that has got me baffled. We are running a Citrix server that provides access to two other servers, let's call them Application Server E and Application Server C. Each Application server is running the identical Tomcat environment. Users access through a web browser, a java based application (an applet). In one me...

Allocating memory to the JRE on Citrix

I want to increase the amount of memory allocated to the JRE for users accessing an applet in a Citrix environment. This is a straight forward operation on a local machine and there are numerous websites that tell you how to do this. My problem is that when I try to do this on a Citrix box, (gooing into the Java control on the contr...

Acordex Image viewer throws out of memory exception in CITRIX environment

We have a .net 2.0 application. In the .aspx page we are calling the java applet using . This applet is calling the Acordex Image viewer. In the production environment users are facing "out of memory" or "insufficient memory" issues when users try to open the image or magnify an image in Acordex viewer. Strangely when the users logout an...

Why does first call to java.io.File.createTempFile(String,String,File) take 5 seconds on Citrix?

While debugging slow startup of an Eclipse RCP app on a Citrix server, I came to find out that java.io.createTempFile(String,String,File) is taking 5 seconds. It does this only on the first execution and only for certain user accounts. Specifically, I am noticing it Citrix anonymous user accounts. I have not tried many other types of ...

Can winform C# applications run from citrix?

Hi Can winform C# applications run from citrix? If the application is kept on Citrix server, can it be viewed in windows OS machines? Will the same be viewable via iPad? -Karthick ...

Installshield permissions on Citrix network drive ??

I'm using installshield express to write a simple installer. I need to set read/write/modify rights to the database directory. ( Because of Vista/Win7 users with restricted rights) I'm setting FullControl permissions to all folders within "DATABASDIR". ( [%USERDOMAIN] [LogonUser] ). This works fine in XP / Vista / Win 7 etc. The proble...

Redeploying a .net click once application fails with error "application cannot be started. contact the application vendor."

Details in the error say "Cannot make this application an online application because the previous version is installed. To install this application uninstall the previous version, or mark this application as installed." ...

How to make WPF app work as a child process in Citrix

I am working on a 3rd party application that allows plugins to be written in .NET 1.1. I have decided I would like to write my plugin to call a seperate process from the .NET 1.1 plugin (achieved using Process.Start). This is fine- I create a new process that is a WPF app. When I launch this through MSTSC everything works as expected, h...

Programming .NET apps for Citrix/Terminal server: Compliance and Pitfalls

We are a bit lost here. We need to make our app installable on a network with +80 Citrix servers. Although our app is 100% valid and working .NET, we've experienced some (for us weird) behavior: You cannot use any "Documents and settings" folders for storing data or settings. Apparently these folders are virtualized and are located in ...

citrix ica.enumerateApplications() returns zero

Hi, I seem to have the following problem. Whenever i call ICA.EnumerateApplications(), it always returns a zero. Same with ICA.enumerateServers(). But when i launch a published application via setting ICA.InitialProgram i have no problems in launching. Anything that i am missing here?? Client version is 10.x Thanks ...

application on Citrix server throws exception

Hi, I have a question which stops me from progressing. An application has been hosted on a citrix server to download and upload content to the documentum database. This application throws exception while trying to download documents. While the same application runs fine without citrix in between which further deepens the confusion. Pleas...

Accessing the MS Tree Control via the SendMessage API causing app to crash in Citrix Presentation Server Client

Does anyone have any experience with this? I have an application written by a third party that uses the SendMessage API calls to use extended features of the Tree Control as shipped with Visual Basic 6. This all works fine (and has done for 3-4 years) on the desktop and under Citrix 4 on Windows 2000 Server. Under our currrent setup Ci...

Citrix IE detection

We have a website, which many users are accessing through Citrix. Certain things (namely video) drag down the Citrix server so much that I don't even want to try launching a video if the user is connecting from that. Is there some way (on the web server end) of detecting if the browser that's connecting is being hosted by citrix? Everyo...

Citrix simulation api -output mode

Hi, I'm trying to set my output mode of the ica client to NonHeadLess before i launch it. And once launched, im trying to send it some keystroke programatically. I dont seem to be able to do it, though it works if output mode is normal. The documentation states that setting to NonHeadLess disables window management functionality. Does t...

Get local computer name via Citrix session in .NET

I need to get the local Computer Name for a desktop computer running our software application through a Citrix session. When I query My.Computer.Name I get the name of the server. How can I get the name of the actual physical computer that the session is running on, and is there there an event I can monitor for when someone switches a s...

The thread tried to read from or write to a virtual address for which it does not have the appropriate access.

I have developed a .NET 2.0 extension that acts as a plug in to a 3rd party application. Everything runs fine when run on anything but Citrix. When run over Citrix as a published application the extension crashes randomly which also crashes the 3rd party application. I have opened up a dump file and have found an exception message that...

Printing from Adobe with Citrix

Greetings, I've attempted to shrink the code down as much as I can. Basically we use the Adobe Acrobat standard 6 Com libraries to print. It works as well as any batch pdf print solution that I've seen, but I can't seem to make it work with Citrix. Citrix appears to remap the netowrk printing locations and I can't seem to make it wo...

Citrix XenApp and Citrix XenDesktop - Written in what programming language?

Any idea what language Citrix products are written in? (XenApp, formerly Metaframe and Presentation Server), XenDesktop, etc? I've been wondering this for years. ...

Citrix GUI in C#

I have been looking for a way to create a simple GUI for users to stop,start,create, list running VMs in Citrix XenServer. I will create a form that has input boxes for users to put the name of the vm in, then a button to do the wanted task for that name. I would will also create a list box that will list all VM's and another that will l...