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Support Article

HTTP Status 404 Designer Studio Get help (prhelp)



Working in Pega 7.1.9 Designer Studio, the application developer tries to open Help and gets the error message.

Error Messages

HTTP Status 404- /prhelp/rule-/rul-application/main.htm
type Status report
message /prhelp/rule-/rule-application/main.htm
description The requested resource is not available.

Steps to Reproduce

  1. In Designer Studio, open the application.
  2. Go to Actions and click Get help.

Root Cause

A Pegasystems bug where an incorrect URL mapping is in place in the prhelp.war file for the page Edit Application.


Perform the following local-change:
  1. On the Designer Studio landing page, click System > Settings > URLs.
  2. In the field Online Help URL, type

Published May 4, 2017 - Updated October 8, 2020

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