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Support Article

SAML SSO fails on invoking the IDP twice

SA-74783

Summary



Pega Mashup is invoked from an Angular JS based platform from the Pega Gadget Manager. 
When the Create Mashup is invoked, the Single Sign-on (SSO) works correctly. However, on performing actions which invokes a new Mashup gadget, the SSO fails.
The SAML SSO fails on invoking the Identity Provider (IdP) twice.


Error Messages



Error on the Fiddler Trace -  Result 404


Steps to Reproduce



Perform an action to invokes a new mashup gadget. SSO fails.


Root Cause



A defect in Pegasystems’ code or rules.

The length of the URL stored in the database exceeded the length of the pyRelayState and pyRelayStateID columns in the pr_data_saml_logininfo table.



Resolution



Apply HFix-51364.

Published April 7, 2019 - Updated October 8, 2020

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