This Server Automation 9.5.56 update resolves the issue that you experienced.
Content in the Server Automation site has been modified.
Reasons for Update:
New! IBM GSKit cryptographic libraries replaced with the OpenSSL 1.0.2u FIPS compliant
Defect article: KB0079739: Fixlets : 137 - Baseline SiteURL not found
Published site version:
Server Automation, version 75
Published component versions:
Server Automation Plan Engine module, version 9.5.56
Server Automation REST API Node module, version 9.5.56
Actions to Take:
Gathering of the site and installation of the new Plan Engine and Server Automation REST API Node modules will get the updates installed.
BigFix Server Automation Documentation:
The BigFix Server Automation team.
Content Modification in Server Automation 9.5