How To Fix WC108 - Material &, sales unit &: material type & invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: WC - POS interface - outbound and Tickets & Additionals

• Message number: 108

• Message text: Material &, sales unit &: material type & invalid

What causes this issue?

The field "material type" (MARA-MTART) for this material and sales unit
refers to an entry in the material type table which does not exist.

System Response

This record cannot be prepared for POS outbound.

How to fix this error?

<DS:SIMG.W_ZF_ST_0260>The material type must be maintained</> or a
valid material type must be entered in material maintenance. In the
latter case <DS:TRAN.MM41>the material must be created for the relevant
material type</>.
If the error occurred during initialization, you must
<DS:TRAN.WPMI>re-start the POS outbound</>.
If the error occurred for changes, you do not have to do anything. The
data will be retransmitted next time.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WC108 - Material &, sales unit &: material type & invalid ?

  The SAP error message WC108 indicates that there is an issue with the material and sales unit configuration in the system. This error typically arises when the system cannot find a valid material type or when the sales unit specified for a material is not correctly defined or is invalid.
  Causes of Error WC108
  
  Invalid Material Type: The material type specified does not exist in the system or is not correctly configured.
  Incorrect Sales Unit: The sales unit defined for the material is not valid or does not match the expected format.
  Material Master Data Issues: The material master record may be incomplete or incorrectly set up, leading to inconsistencies.
  Configuration Issues: There may be issues in the configuration settings related to material types or sales units in the SAP system.
  
  Solutions to Error WC108
  
  
  Check Material Type:
  
  Go to the material master data (transaction code MM03) and verify that the material type exists and is correctly configured.
  Ensure that the material type is active and has the necessary settings for sales and distribution.
  
  
  
  Verify Sales Unit:
  
  Check the sales unit defined for the material. Ensure that it is a valid unit of measure and is correctly set up in the system.
  You can check this in the material master under the sales organization data.
  
  
  
  Review Material Master Data:
  
  Ensure that all required fields in the material master are filled out correctly. Look for any missing or incorrect entries.
  If necessary, update the material master data to correct any discrepancies.
  
  
  
  Configuration Settings:
  
  Review the configuration settings for material types and sales units in the SAP IMG (Implementation Guide). Ensure that the settings align with your business requirements.
  Check if any recent changes were made to the configuration that could have affected the material type or sales unit.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on the specific material type and sales unit configurations.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They can provide insights based on the specific configuration of your SAP system.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  MM03: Display Material
  MM02: Change Material
  MM01: Create Material
  OMT3E: Maintain Units of Measure
  SPRO: Access the SAP IMG for configuration settings.
  
  
  
  Material Master Views:
  
  Sales Organization Data
  Basic Data
  Purchasing Data
  
  
  
  Unit of Measure: Ensure that the unit of measure used for sales is defined in the system and is compatible with the material type.
  
  
  By following these steps, you should be able to identify and resolve the cause of the WC108 error in SAP.