How To Fix WXPA010 - Maintain unit &1 in the "Characteristics" sub-item

SAP Error Message - Details

• Message type: E = Error

• Message class: WXPA - MAP: External Applications

• Message number: 010

• Message text: Maintain unit &1 in the "Characteristics" sub-item

What causes this issue?

You have configured the key figure &V2& with the unit &V1&.

How to fix this error?

You also need to assign unit &V1& to an external characteristic. To do
this, go to Viewcluster Maintenance in the "Characteristics" sub-item.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WXPA010 - Maintain unit &1 in the "Characteristics" sub-item ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WXPA010: Maintain unit &1 in the "Characteristics" sub-item
  
  Cause:
  This error occurs when you are trying to maintain or process a material master or classification data, and the system expects a unit of measure to be specified in the "Characteristics" sub-item, but it is missing or not maintained.
  In SAP, characteristics (used in classification) often require a unit of measure to be assigned, especially if the characteristic is of a numeric type or if the unit is relevant for the characteristic's value. If the unit is not maintained, the system cannot process the characteristic correctly, leading to this error.
  
  When does it occur?
  
  While maintaining classification data (e.g., in transaction CL02 or during material master classification in MM02).
  When entering or changing characteristics that require a unit of measure.
  During batch classification or variant configuration where characteristics are involved.
  
  
  Solution:
  
  
  Maintain the Unit of Measure:
  
  Go to the classification data screen where the characteristic is maintained.
  Locate the characteristic that triggers the error.
  Enter the appropriate unit of measure in the "Unit" field for that characteristic.
  
  
  
  Check Characteristic Definition:
  
  Use transaction CT04 to check the characteristic definition.
  Verify if the characteristic requires a unit of measure (especially if it is numeric).
  If necessary, assign or correct the unit of measure in the characteristic master data.
  
  
  
  Check Class and Material Master:
  
  Ensure that the class and material master data are consistent and that the characteristic values are maintained properly.
  
  
  
  If the characteristic should not have a unit:
  
  Review the characteristic type and settings.
  If the characteristic is incorrectly defined as numeric or requiring a unit, adjust the characteristic definition accordingly.
  
  
  
  
  Additional Information:
  
  
  Transaction Codes:
  
  CL02 – Change Characteristic Values
  CT04 – Change Characteristic
  MM02 – Change Material Master (Classification tab)
  
  
  
  Related Notes:
  
  Sometimes, this error can be related to customizing settings in classification or variant configuration.
  Check if the unit of measure is consistent with the units defined in the system (transaction CUNI for units of measure).
  
  
  
  Example:
  
  If you have a characteristic "Length" defined as a numeric characteristic, you must specify the unit (e.g., cm, m) when entering the value.
  If the unit is missing, the system will prompt with WXPA010.
  
  
  
  
  Summary:
  
  
  
  Aspect
  Description
  
  
  
  
  Cause
  Missing unit of measure in characteristic sub-item.
  
  
  Solution
  Maintain the required unit of measure in the characteristic data.
  
  
  Where
  Classification maintenance (CL02), characteristic definition (CT04), material master classification (MM02).
  
  
  
  
  If you need further assistance, please provide the context in which the error occurs (e.g., transaction, process step), and I can help with more specific guidance.