How To Fix WP108 - Code &1 is not allowed in segment &2 in field &3

SAP Error Message - Details

• Message type: E = Error

• Message class: WP - Messages from POS interface

• Message number: 108

• Message text: Code &1 is not allowed in segment &2 in field &3

What causes this issue?

An IDoc in the POS interface contains a non-defined code in a coded
field.

System Response

Some of the data could not be updated.

How to fix this error?

Contact your system administrator.
This problem can have one of two reasons:
The conversion table for the relevant codes has not been properly
maintained.
A code has been used in the POS that is not known to the R/3 system.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WP108 - Code &1 is not allowed in segment &2 in field &3 ?

  The SAP error message WP108 indicates that a specific code (represented by &1) is not allowed in a particular segment (represented by &2) in a specified field (represented by &3). This error typically arises in the context of data entry or processing within SAP, particularly in modules related to logistics, finance, or master data management.
  Cause:
  
  
  Invalid Code: The code you are trying to enter is not valid for the specified segment or field. This could be due to:
  
  The code not being defined in the system.
  The code being restricted for use in that particular context.
  The code being inactive or obsolete.
  
  
  
  Configuration Issues: There may be configuration settings in the system that restrict the use of certain codes in specific segments or fields.
  
  
  Data Entry Errors: There could be a typographical error or misunderstanding regarding the valid codes for the segment and field in question.
  
  
  Solution:
  
  
  Check Validity of Code: Verify that the code you are trying to enter is valid for the specified segment and field. You can do this by:
  
  Consulting the relevant documentation or configuration settings.
  Checking the master data or configuration tables to see if the code exists and is active.
  
  
  
  Review Configuration Settings: If you have access, review the configuration settings related to the segment and field to ensure that the code should indeed be allowed. This may involve:
  
  Accessing transaction codes like SPRO to check configuration.
  Consulting with a functional consultant or system administrator.
  
  
  
  Correct Data Entry: If the error is due to a data entry mistake, correct the input and try again.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates regarding this error message. There may be specific patches or updates that address this issue.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to your internal SAP support team or SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to check master data or configuration (e.g., SE11 for data dictionary, SE16 for table display).
  Documentation: Review SAP documentation related to the specific module you are working with to understand the valid codes and configurations.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to enter or modify the data in question, as restrictions may apply based on user roles.
  
  By following these steps, you should be able to identify the cause of the WP108 error and implement a suitable solution.