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Support Article

Certificate error occurs during log off for SSO users



Post update to Pega 7.4, certificate error occurs when Single Sign-on (SSO) users log off.

Error Messages

Error on screen,

There has been an issue; please consult your system administrator" and in tracer error message is "No certificate found in trustore"

[tp-nio-8443-exec-827] [STANDARD] [ ] [DCMS:01.04.01] (internal.util.PRSAMLv2Utils) ERROR|<IP> f41e9be3b90946029e948eb219068f9f - Caught Exception while processing SAML2 Logout Response from IdP No certificate found in truststore : SAMLAuthIDPCertStore with Alias : CN=Abcd SAML IdP 
at com.pega.pegarules.integration.engine.internal.sso.saml.SAMLRedirectBindingHandler.verify( ~[printegrint.jar:?] 
Caused by: No certificate found in truststore : SAMLAuthIDPCertStore with Alias : CN=Abcd SAML IdP

Steps to Reproduce

  1. Update Pega 7.3 to Pega 7.4.
  2. Log in with SSO credentials.
  3. Click Log Off.

Root Cause

A defect in Pegasystems’ code or rules. The verification certificate name (CN) is saved in uppercase letters. However, in the Keystore the CN is in lowercase.


Perform the following local-change:

Update the casing of the Alias name manually in the Verification certificate to match the casing of the original Certificate Name.


Published October 15, 2018 - Updated December 2, 2021

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