How To Fix WB2B603 - Structure &1 is not allowed for the definition of the changeable fields

WB2B603 - Overview

• Message type: E = Error

• Message class: WB2B - Trading Contract

• Message number: 603

• Message text: Structure &1 is not allowed for the definition of the changeable fields

What causes this issue?

The table name you entered is not valid.

System Response

The system does not accept your input.

How to fix this error?

Use the input help (F4) to select a valid table name.

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

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 WB2B603 - Structure &1 is not allowed for the definition of the changeable fields ?

  The SAP error message WB2B603 indicates that there is an issue with the structure being used for defining changeable fields in a specific context, typically related to the configuration of a business process or a data model in SAP.
  
  Cause:
  The error message WB2B603 usually arises due to one of the following reasons:
  
  
  Incorrect Structure Definition: The structure specified for the changeable fields is not allowed or is not compatible with the expected structure in the system. This could be due to a mismatch in the data types or the fields defined in the structure.
  
  
  
  Configuration Issues: There may be a configuration issue in the relevant module (e.g., SAP SD, MM, etc.) where the changeable fields are being defined. This could involve incorrect settings in customizing or master data.
  
  
  Missing Authorizations: Sometimes, the user may not have the necessary authorizations to access or modify the specified structure.
  
  
  Version Compatibility: If you are using a custom or