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Support Article

SilverLight Control error in LaunchWordMerge



WordMerge functionality does not work when using a Pega Web Mashup.

Error Messages

SilverLight Control ERROR in 'LaunchWordMerge': [Xml_UnexpectedTokenEx]Argomenti: =;;;19;932Debugging resource strings are unavailable. Often the key and arguments provide sinformation to diagnose the problem.. Go To

Steps to Reproduce

Launch Word Merge from a Pega Web Mashup page.

Root Cause

A defect or configuration issue in the operating environment.

The pyheadercookiesset used in Pega was correctly including an ADRUM cookie from AppDynamics (a third-party monitoring software used within the Mashup application). However, this cookie failed during XML reader parsing in Silverlight due to an unescaped character that was present within the cookie.


Apply HFix-37824.

Suggest Edit

Published November 9, 2017 - Updated October 8, 2020

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