3255051 - Error message "Validation failed for one or more entities. See 'EntityValidationErrors' property for more details" when creating Data source in Report module

Unable to create a Data Source in the Report Module for some specific tables.

Error message is displayed in Report module when trying to create a new report "Validation failed for one or more entities. See 'EntityValidationErrors' property for more details"

1. Login in CPQ
2. Go to setup, then General -> Report Module
3. Go to administration -> Data Source
4. Add a new one
5. Enter any name in "Display name field"
6. Select one of the followings options in "Name": "[demoadmin].[sys_BusinessPartnerCustomFieldDefinition]", "[demoadmin].[sys_BusinessPartnerCustomFieldDefinitionML]", or "[demoadmin].[sys_BusinessPartnerCustomFieldPermissions]"
7. Hit save, the error is displayed.

Instead of view, query should be picked and entered with required table. Create report will return requested data. 

The error message is displayed only for some specific tables:

"sys_BusinessPartnerCustomFieldDefinition", "sys_BusinessPartnerCustomFieldDefinitionML", or "sys_BusinessPartnerCustomFieldPermissions"

Report module Data source , KBA , CEC-SAL-CPQ , Sales Cloud CPQ , Problem