Deleted Endpoint Device still visible in Response rule condition for 'Endpoint Device' 'Is Any Of' option.
DLP 16.0 RU2
The list of endpoint devices being pulled returned ALL ( including deleted devices ) and due to this the response rule was showing deleted devices as well
Issue is resolved in DLP 16.0RU2 HF6(Enforce server) hotfix build 16.0.20006.60276 and later releases