Symptoms
User attempts to create a relationship by using the Relationship Editor by following the steps below:
1. Go to the CI
2. Open up the Relationship Editor by clicking the plus icon:
3. Select the CI you want to relate to and click the plus icon in the Relationships list. You cannot save the form due to the issue described in this document:
Release
Any
Cause
This issue is caused by related items in the cmdb_rel_ci table containing an empty type. You can find out the records that contain an empty type field in cmdb_rel_ci by browsing to the url below:
https://INSTANCE.service-now.com/cmdb_rel_ci_list.do?sysparm_query=type.sys_nameISEMPTY
Resolution
1. Go to the the list below (replace INSTANCE with the name of your instance):
https://INSTANCE.service-now.com/cmdb_rel_ci_list.do?sysparm_query=type.sys_nameISEMPTY
2. Assign a relationship type. This field should not be empty.