Skip to main content

This content has been archived and is no longer being updated. Links may not function; however, this content may be relevant to outdated versions of the product.

Support Article

Failed to find instance Code-Security.CustomAuthentication



An error occurred when logging into the portal. Logging into the portal triggers a custom-authentication activity.

Error Messages Failed to find instance Code-Security.CustomAuthenticationActivity for non personal RSLH 5004c59f74192a820954e3b9ae0d5f7d Top App Hash
PegaRULES!pt_BR_!PRPC:Unauthenticated!06.03$3c35120d3087f7d2a3f4bfabcd7e1882 of type Rule-Obj-Activity.

Steps to Reproduce

  1. Navigate to the login page.
  2. Provide valid credentials, and observe the error mentioned.

Root Cause

An issue in the custom application code or rules:
The access group for the Browser requestor did not have access to the authentication activity targeted.


Perform the following local-change:
Update the browser requestor access group to see the custom-authentication activity targeted.

Published January 24, 2017 - Updated October 8, 2020

Was this useful?

0% found this useful

Have a question? Get answers now.

Visit the Collaboration Center to ask questions, engage in discussions, share ideas, and help others.

Did you find this content helpful?

Want to help us improve this content?

We'd prefer it if you saw us at our best.

Pega Community has detected you are using a browser which may prevent you from experiencing the site as intended. To improve your experience, please update your browser.

Close Deprecation Notice
Contact us