IBM Tivoli Network Manager IP 3.9.0 Fix Pack 5 is scheduled for release on 6/30/2015. This Fix Pack will supersedes all previous fix packs.
There are several known issues (APAR:IV61404 APAR:IV60742 APAR:IV60422 APAR:IV61701 APAR:IV62920 ) with ITNM Fix Pack 4 that should be resolved with this fix pack.