Message type: E = Error
Message class: WY - Supplier Master
Message number: 156
Message text: Partner function &1 cannot be used by suppliers in account group &2
Partner function &V1& is assigned to your vendor at level &V3&. This
function is entered by the vendor.
However, this partner function is not allowed for vendors in account
group &V2& which is to be assigned.
A change of account group is not permitted.
Please change the partner functions for the account group in
Customizing.
Error message extract from SAP system. Copyright SAP SE.
WY156
- Partner function &1 cannot be used by suppliers in account group &2 ?Certainly! Here's a detailed explanation for the SAP error message: SAP Error Message: WY156 - Partner function &1 cannot be used by suppliers in account group &2
Cause: This error occurs when you try to assign a partner function to a vendor (supplier) master record, but the partner function is not allowed for the vendor's account group. Partner functions define roles in business partner relationships (e.g., ordering address, invoicing party). Account groups classify vendors and control which partner functions can be assigned. The system checks the allowed partner functions for the vendor's account group. If the partner function you are trying to assign is not configured as valid for that account group, the system throws this error.
Solution: To resolve this error, you need to ensure that the partner function is allowed for the vendor's account group. Steps: Check the vendor's account group: Go to vendor master data (transaction XK03 or FK03). Note the account group of the vendor. Check allowed partner functions for the
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