When downloading policy details of a specific policy rule with several EDM fields, the downloaded policy details do not show the selected EDM fields. Rather it shows "noneSelected".
Release : 15.8 MP3
Workaround -
Customers should map the custom column names to the system field while creating EDM profile to avoid this issue.
This has been resolved in the following versions:
DLP 16.0 RU2
DLP 16.1