Query builder does not work and throws error com.snc.cmdb.query.background.CMDBQBExecuteWorker: java.lang.NullPointerExceptionDescriptionQuery builder is not working as expected, and the error handling is not user-friendly. The query is with network adapters (connectivity) and IP Addresses related through NIC.When running the query is not working and generates the error below in the sys logs:com.snc.cmdb.query.background.CMDBQBExecuteWorker: java.lang.NullPointerException: com.snc.cmdb.query.processor.ReferenceQueryConnect.getReferenceCIs(ReferenceQueryConnect.java:125)Steps to Reproduce Create a new CMDB Query.Select "Connectivity" as Starting node.Add class "IP Address".Define Relationship: Parent IP Address, Related Item Nic.Run the query.Search in the localhost logs for the CMDBQBExecuteWorker: java.lang.NullPointerException.WorkaroundThis problem has no workaround, is under review and targeted to be fixed in a future release. To receive notifications when more information becomes available, subscribe to this Known Error article by clicking the Subscribe button at the top right of this form.Related Problem: PRB1548036