When attempting to save a selection using the Active User Query View, the error: A selection cannot be created using this query view because the query view has no primary key field specified may be returned.
Download and install the latest service pack/hotfix which contains all fixes from previous service packs.
If Blackbaud hosts your database, please use the Blackbaud CRM Cloud Portal to upgrade your non-production environments, or create a case with Support to request this release be applied to your Production environment.