Support Article

HTTP 400 error and Obfuscated URL tampering

SA-36310

Summary



Users see the HTTP 400 error on screen and the Obfuscated URL Tampering error in the Pega log.
The on-screen error displays when users log in to the Pega application. The error also displays when users open the instances list of any rule type and click the second page of the list.


Error Messages



Http status 400 - Invalid URL used in request

Obfuscated URL tampering - unable to derive cleartext data


Steps to Reproduce



Perform one or both of the following actions:
  • Log in to the production environment.
  • Open the instances list of any rule type and click the second page of the list.


Root Cause



A defect or configuration issue in the operating environment whereby URL obfuscation of HTTP requests was disabled

Resolution



Perform the following local-change.

Edit the prconfig.xml file to add the following settings:

<env name="initialization/urlencryption" value="true" />
<env name="Authentication/RedirectGuests" value="false"/>
<env name="initialization/submitobfuscatedurl" value="required" />

Published April 11, 2017 - Updated November 10, 2017


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