Zscaler IDP authentication issue

for POC purpose, We tried to integrate ZIA with keycloak IDP provider. but We are facing some error while tried to login with the test user in ZCC.

We searched the error code we found this

We checked the both end it seems to be fine.
Kindly suggest team to overcome this issue.

As this is a community we can provide suggestions if we have some ideas but you still need to do the investigation as it is written in the error code what can be checked. I can suggest for SAML issues to also use the tools below so that they can help you with SAML issues:

Issue is cleared we done * in the redirect URI entry in IDP. it resolved the issue thanks for the reply