E4D005W PSB contains a database PCB that is not valid for JDBC access because it is missing a name or label: PSB name.
Explanation
All PCBs must have a name or label specified for JDBC applications or IMS™ Explorer to access it.
User response
Use the PSB summary page to add PCB names or labels. Then, export the updated PSB source to z/OS by using the Export IMS Resources wizard and run the PSB and ACB generation process and make the new version of the PSB active.