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Support Article

There is no thread named TABTHREAD1 error on using Switch Apps



A fail message displays while working on one of the open sessions and using the Switch Apps feature on Pega 8.3.1.

Error Messages


There is no thread named TABTHREAD1

Problem correlation


Steps to Reproduce

  1. Log in as a user with two applications
  2. Use the Switch Apps feature 

Root Cause

A defect in Pegasystems’ code or rules.


This issue is addressed in the Pega 8.3.2 patch release.


Suggest Edit

Published July 30, 2020 - Updated December 2, 2021

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