SAP Message R1364 - Item number &1 is in customer name range

Diagnosis
The BDT naming conventions are such that all item numbers where one ofthe last two numbers is not '0' are reserved for customers. Item numberV1 is within the customer name range and should therefore not be usedin an SAP system.

System Response
Warning message

Procedure
Change your item number so that it is not within the name range that isreserved for the customer.