How To Fix AXT_COMMON142 - &1 is not a valid field subtype

SAP Error Message - Details

• Message type: E = Error

• Message class: AXT_COMMON - Extensibility common messages

• Message number: 142

• Message text: &1 is not a valid field subtype

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message AXT_COMMON142 - &1 is not a valid field subtype ?

  The SAP error message AXT_COMMON142 indicates that a specified field subtype is not valid. This error typically arises in the context of data entry or configuration within SAP, particularly when dealing with field definitions, data types, or structures.
  Cause:
  
  Invalid Field Subtype: The field subtype specified in the operation does not exist or is not recognized by the system.
  Configuration Issues: There may be a misconfiguration in the data model or in the way fields are defined in the system.
  Data Entry Errors: Users may have entered an incorrect value or selected an invalid option in a dropdown or selection field.
  Custom Development: If there are custom fields or enhancements, they may not be properly defined or activated.
  
  Solution:
  
  Check Field Definition: Verify the field subtype in the relevant configuration or data model. Ensure that it is correctly defined and exists in the system.
  Review Custom Code: If the error is occurring in a custom program or enhancement, review the code to ensure that the field subtype is being referenced correctly.
  Data Validation: Ensure that the data being entered or processed is valid. Check for typos or incorrect selections.
  Consult Documentation: Refer to SAP documentation or help resources for the specific module you are working with to understand the valid field subtypes.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to check the definitions of the fields and their subtypes.
  Transport Requests: If the issue arose after a transport, ensure that all necessary objects were included in the transport request.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: Look for discussions in SAP Community or other forums where similar issues may have been addressed.
  Debugging: If you have access, use the debugger to trace the execution and identify where the invalid field subtype is being referenced.
  
  If the issue persists after following these steps, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.