How To Fix WXP604 - A maximum of two characteristics can be assigned to interface &1

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 604

• Message text: A maximum of two characteristics can be assigned to interface &1

What causes this issue?

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

INCLUDE WISP_PLINT_DIMENSIONS OBJECT DOKU ID TX

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WXP604 - A maximum of two characteristics can be assigned to interface &1 ?

  SAP Error Message:
  
  WXP604 - A maximum of two characteristics can be assigned to interface &1
  
  Cause:
  This warning message occurs in SAP when you try to assign more than two characteristics to a classification interface. According to SAP's design and system restrictions, an interface can have at most two characteristics assigned to it. Attempting to assign a third characteristic violates this rule, triggering the WXP604 warning.
  
  Explanation:
  
  Classification Interface: In SAP, interfaces are used to group characteristics for classification purposes, often in the context of variant configuration or classification.
  Restriction: SAP limits the number of characteristics per interface to two to maintain system performance and consistency in classification logic.
  When you try to assign a third characteristic to the same interface, the system issues this warning to prevent the assignment.
  
  
  Solution:
  
  Review the characteristics assigned to the interface: Check which two characteristics are already assigned.
  Remove or reassign characteristics:  
  
  If possible, remove one of the existing characteristics from the interface before assigning a new one.
  Alternatively, create a new interface if you need to assign additional characteristics.
  
  
  Adjust your classification design:  
  
  Consider whether all characteristics need to be grouped under the same interface.
  Split characteristics logically across multiple interfaces if necessary.
  
  
  
  
  How to check and fix:
  
  Go to transaction CL02 (Change Characteristics) or CL20N (Change Class).
  Navigate to the interface assignment section.
  Review the characteristics assigned to the interface &1 (the interface name will be shown in the message).
  Remove or reassign characteristics to ensure no more than two are assigned to the interface.
  Save your changes.
  
  
  Additional Information:
  
  This is a warning message (WXP604), so it may not stop processing but indicates a design issue that should be corrected.
  The limitation is part of SAP's standard system behavior and cannot be changed.
  Proper interface design is important for efficient classification and variant configuration.
  
  
  If you need further assistance, please provide the context in which the error occurs (e.g., during classification, variant configuration, or master data maintenance).