How To Fix UMG386 - No mapping for tables and structure found (return code &1).

SAP Error Message - Details

• Message type: E = Error

• Message class: UMG - Message Class for the Unicode Migration Tool.

• Message number: 386

• Message text: No mapping for tables and structure found (return code &1).

What causes this issue?

During the preparation of the IUUC procedure the mapping of tables and
structures could not be retrieved because the call of the methods
CL_IUUC_UC_SETTINGS=>GET_ORIG_TAB_MAPPING (return code 1) or
CL_IUUC_UC_SETTINGS=>GET_SENDER_DDIC_MAPPING (return code 2) failed.
Without the correct mapping of tables and structures it is not possible
to execute the IUUC procedure.

System Response

How to fix this error?

Make sure that the methods are available in the system.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UMG386 - No mapping for tables and structure found (return code &1). ?

  The SAP error message UMG386, which states "No mapping for tables and structure found (return code &1)," typically occurs in the context of data transfer or integration processes, particularly when using SAP's data migration tools or when working with the SAP Data Services.
  Cause:
  The error indicates that the system is unable to find a mapping for the specified tables or structures in the context of the operation being performed. This can happen due to several reasons:
  
  Missing Mapping Configuration: The mapping between the source and target tables or structures has not been defined or is incomplete.
  Incorrect Table/Structure Names: The names of the tables or structures being referenced may be incorrect or misspelled.
  Transport Issues: If the mapping was recently transported from another system, it may not have been properly imported or activated.
  Version Mismatch: There may be a version mismatch between the source and target systems, leading to discrepancies in the expected mappings.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the mapping configurations.
  
  Solution:
  To resolve the UMG386 error, you can take the following steps:
  
  
  Check Mapping Configuration:
  
  Verify that the mapping for the relevant tables and structures is correctly defined in the system.
  Ensure that all necessary mappings are activated and available.
  
  
  
  Validate Table/Structure Names:
  
  Double-check the names of the tables and structures being referenced in the operation to ensure they are correct.
  
  
  
  Review Transport Logs:
  
  If the mapping was transported from another system, review the transport logs to ensure that the transport was successful and that all necessary objects were included.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the operation has the necessary authorizations to access the mapping configurations.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific data migration or integration tool you are using for any additional troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance, providing them with the return code and any relevant details about the operation being performed.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Data Migration Tools: Familiarize yourself with the specific data migration or integration tools being used (e.g., SAP Data Services, LSMW) and their configuration requirements.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the cause of the UMG386 error in your SAP environment.