How To Fix UAMO063 - Field "&1" is not a valid target field

SAP Error Message - Details

• Message type: E = Error

• Message class: UAMO - UA Modeler

• Message number: 063

• Message text: Field "&1" is not a valid target field

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 UAMO063 - Field "&1" is not a valid target field ?

  The SAP error message UAMO063, which states "Field '&1' is not a valid target field," typically occurs in the context of data migration or data transfer processes, particularly when using tools like the SAP Data Services or SAP Migration Cockpit. This error indicates that the specified field (represented by "&1") is not recognized as a valid target field in the context of the operation being performed.
  Causes:
  
  Field Name Mismatch: The field name specified in the mapping or data transfer does not exist in the target structure. This could be due to a typo or an incorrect field name.
  Incorrect Target Structure: The target structure may not be correctly defined or may not match the source structure. This can happen if the target table or structure has been changed or if the wrong target object is selected.
  Field Type Mismatch: The data type of the source field may not be compatible with the target field, leading to validation errors.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the target field.
  
  Solutions:
  
  Verify Field Names: Check the mapping configuration to ensure that the field names are correctly specified and match the target structure.
  Check Target Structure: Review the target structure to confirm that the field exists and is correctly defined. You can do this by looking at the data dictionary (SE11) or the relevant table structure.
  Data Type Compatibility: Ensure that the data types of the source and target fields are compatible. If necessary, adjust the data types or perform data transformations to ensure compatibility.
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify the target fields. This may involve checking user roles and permissions in the SAP system.
  Consult Documentation: Refer to the relevant SAP documentation or help resources for the specific tool you are using (e.g., SAP Data Services, SAP Migration Cockpit) for additional guidance on field mappings and configurations.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or others to investigate the target structure.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance related to this error message.
  Community Forums: Consider searching or posting in SAP community forums or support channels for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the UAMO063 error and implement the appropriate solution.