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Support Article

Activity invoked twice on Defer Load of Section layout group



A layout group is configured on a section. The user has configured a Defer load on each tab and invoked a Pre- loading activity on the layout. When the tab loads, the specified activity is invoked twice instead of just once.

Error Messages

Not Applicable

Steps to Reproduce

  1. Create a section.
  2. Add a layout group to the section.
  3. On the Defer Load of the first section in the group layout, add a Defer Load Pre-activity. Execute the Tracer.

Root Cause

A defect in Pegasystems’ code or rules.


Perform the following local-change:
  1. Create a Wrapper section.
  2. Add all the content of Tab 1 in the Wrapper section (including the dynamic Layout).
  3. Drop the Section Include as the first child of the layout group.
  4. Add the Defer Load on the included section.

This feature is implemented in Pega Platform 8.3

Published July 3, 2020 - Updated December 2, 2021

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