How To Fix RFM_MM_PUR_PC008 - Item &1 can't be linked to the higher-level item

RFM_MM_PUR_PC008 - Overview

• Message type: E = Error

• Message class: RFM_MM_PUR_PC -

• Message number: 008

• Message text: Item &1 can't be linked to the higher-level item

What causes this issue?

You cannot add subitems to a referenced higher-level item.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

RFM_MM_PUR_PC008 - Details

• The SAP error message RFM_MM_PUR_PC008 indicates that there is an issue with linking a specific item (denoted as &1) to a higher-level item in a purchasing or materials management context. This error typically arises in scenarios involving purchase orders, purchase requisitions, or material master data where hierarchical relationships between items are expected.
  
  Cause:
  The error can occur due to several reasons, including:
  
  Incorrect Item Category: The item you are trying to link may not be compatible with the higher-level item due to its category (e.g., service vs. material).
  Missing Configuration: The system may not be configured to allow the linking of certain item types or categories.
  Hierarchy Issues: The item may not be part of the same hierarchy or may not be defined correctly in the material master.
  Data Inconsistencies: There may be inconsistencies in the data related to the items, such as missing or incorrect master data.
  Document Type Restrictions: Certain document types may have restrictions