[Red Hat Satellite 6.2]: generate errata applicability task occasionally raises duplicatekey error "E11000 duplicate key error index: pulp_database.repo_profile_applicability.$profile_hash_-1_repo_id_-1 dup key"

Issue

• After trying a package install/remove/update on the client or performing a katello-package-upload, Pulp throws a repo_profile_applicability error:

PLP0000: insertDocument :: caused by :: 11000 E11000 duplicate key error index: pulp_database.repo_profile_applicability.$profile_hash_-1_repo_id_-1  dup key: { : "5f56ac35bd9030cb6989fbedbe3d694ad164ef9d372ca415342959649056da0d", : "OrgName-Red_Hat_Software_Collections__for_RHEL_Server_-Red_Hat_Software_Collections_RPMs_for_Red_Hat_Enterprise_Linux_7_Server_x86_64_7Server" }

Note: This is a rare scenario.