Audit trail in collaboration folder in the project to check who have updated the documents in the project collboration folder in projects.
Release : 15.X
Component : CA PPM APPLICATION
Currently Audit trail on the collaboration tab is not available , however the modified document details and user data can be found in CLB_DMS_FILES table in clarity PPM database. This doesnt capture the deletion of the document once the document is deleted it is deleted from the database as well.
More Information regarding trace/visibility of collaboration tab can be found below,