When running Federation Service, this one reports error :
"ACS_FAILED_PROCESS_FAILURE"
Release : 12.52, 12.6, 12.7, 12.8
Component : FEDERATION
Guidance on how to trouble shoot this error :
Not able to make SAML 2.0 partnership work with Azure IDP where SSO acts as SP
https://knowledge.broadcom.com/external/article?articleId=138691
and these explain other causes for that error :
Getting error "ACS_FAILED_PROCESS_FAILURE" and 500 in browser
https://knowledge.broadcom.com/external/article?articleId=188685
Getting error "ACS_FAILED_PROCESS_FAILURE"
https://knowledge.broadcom.com/external/article?articleId=188681
ADFS Federation Failed - AuthReason=49
https://knowledge.broadcom.com/external/article?articleId=117524
Can not do an SP initiated transaction by using cert that contains non ASCII chars.
https://knowledge.broadcom.com/external/article?articleId=7957