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UCWA client is disconnected because w3wp.exe crashes when you use clarity connect in Skype for Business Server


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Symptoms

In a Microsoft Skype for Business Server 2019 or Skype for Business Server 2015 environment, you use a third-party call center application - Clarity Connect that's UCWA based, and agents sign in to the clarity agent. Because of the following UCWA exception, w3wp.exe crashes and agents sign out. This causes the disconnections from audio calls.

Log Name: Application
Source: .NET Runtime
Date: DateTime
Event ID: 1026
Task Category: None
Level: Error
Keywords: Classic
User: N/A
Computer: ComputerName
Description:
Application: w3wp.exe
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.

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Resolution

To fix this issue, install one for the following updates:

Third-party information disclaimer

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

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Keywords: CI103681, kbHotfixAuto, UCWA client disconnected due to w3wp, kbqfe, kbfix, kb, clarity connect

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Article Info
Article ID : 4510852
Revision : 12
Created on : 9/28/2020
Published on : 9/28/2020
Exists online : False
Views : 300