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If you need to create a GUID on the fly for a unique ID, here is some code to do just that. Thanks to Chris Butts for this.

Here is the GUID function. Set this somewhere outside the Action() function to keep it separate.
GUID()
{
lr_guid_gen();
lr_message(“%s”, lr_eval_string(“”));
lr_message(“%s”, lr_eval_string(“”));
}

int lr_guid_gen()
{
typedef struct _GUID
{
unsigned long Data1;
unsigned short Data2;
unsigned short Data3 Read Entire Entry

We have been working with a client for weeks to solve an issue with LoadRunner 9.52 that I am happy to report is now solved.

Problem: After creating a Citrix script in Vugen and getting a successful playback on a local machine, the script would be moved to the LoadRunner Controller to test it out with multiple virtual users. Sometimes the scripts would throw the error, “Failed to retrieve the ICA client Bitmap: Reason: The server threw an exception”. This happened for all ctrx_sync_on_windows functions on all scripts, but onl Read Entire Entry

I was using the stand-alone version of Vugen used with Performance Center 9.5, and I noticed that it would crash every time I tried to create a parameter file.

After some research, I found out it is because SQL Server 2008 was installed on the machine. Apparently, Vugen is doing something that conflicts with the mfc80.dll or mfc80u.dll file used by SQL Server 2008. This problem not only affects Vugen, but other applications as well.

Here is a link to more information on the Read Entire Entry

We have experienced a bug in the LoadRunner 9.52 patch when trying to install on a 64-bit OS. Installing 9.5, and 9.51 works just fine. However, when trying to install 9.52 – it can’t find an existing Loadrunner installation.

After some research, we located this article:

http://www.windowsitpro.com/article/internals-and-architecture/what-s-the-wow6432node-under-the-hkey_local_machine-software-registry-subkey-.aspx

Our theory is that LR 9.52 patch does not realize it is running in a 64-bit environment and probably Read Entire Entry