Click here to display details on how to create a DFE chain Click here to display details on how to add DFEs to a DFE chain Click here to display details on how to enable DFE support Click here to display details on how to apply DFE chains Click here to display details on how to configure DFE support

How to Implement Data Format Extension (DFE) Support

Note: This topic applies to Web - HTTP/HTML and Silverlight Vuser scripts, and to Web - HTTP/HTML steps inside Flex Vuser scripts.

To implement the DFE support for a Vuser script, you must perform the steps shown in the diagram below:

You may encounter the following errors with DFE functions on 64-bit Linux environments:
Error -27040: Data Format Extension: Creating custom chain failed: Extension "UrlEncoding" was not found.
Error -35063: The "DFEs" argument is invalid. Check that the provided extensions have their configuration files defined.

Solution: Install the 32-bit version of keyutils-libs.so (keyutils-libs.i686) on your system, if it does not already exist.

For additional details about DFEs, see Data Format Extensions (DFEs) - Overview.

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