Created by Jerry Wang, last modified on Mar 15, 2016

In product overview page, you can maintain the relationship ( technically: Inter-linkage ) between Product ID and Customer ID in "Customer Product IDs" assignment block.

In order to make that assignment block visible, it is necessary to add relationship type PRDCPNS into the product category.

However, sometimes you will find the necessary relationship type PRDCPNS does not appear in the possible relationship value list.

The reason is, it is not allowed to assign the same relationship to different categories belonging to different hierarchies but with same product type.

How to find other product categories which is already assigned with PRDCPNS relationship type

The duplicate assignment check is implemented in FM COM_PRCAT_IL_REL_ASSIGN_CHECK:

set a breakpoint on line 38, 

the guid of category assigned already with relationship type is stored in variable et_prcat_il_rel:

You can first find category ID and the hierarchy guid which it is assigned in the table below:

Then get hierarchy ID:

You can first find category ID and the hierarchy guid which it is assigned in the table below:

Then get hierarchy ID:

Finally the conflict product category is found: