How To Fix UC077 - Import not possible. The structure of the receiver has changed

SAP Error Message - Details

• Message type: E = Error

• Message class: UC - FI/CO Data transfer: errors during transfer

• Message number: 077

• Message text: Import not possible. The structure of the receiver has changed

What causes this issue?

The receiver's structure is no longer the same as the structure in
which the data were saved.

System Response

The data can no longer be imported.

How to fix this error?

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 UC077 - Import not possible. The structure of the receiver has changed ?

  The SAP error message UC077, which states "Import not possible. The structure of the receiver has changed," typically occurs during data import processes, such as when using the Transport Management System (TMS) or during the import of data into a system. This error indicates that the structure of the target object (the receiver) has changed since the last time the data was exported or transported, leading to incompatibility.
  Causes:
  
  Changes in Data Structure: The structure of the target object (like a table, function module, or class) has been modified after the transport request was created. This could include changes in fields, data types, or the addition/removal of fields.
  Version Mismatch: The version of the object in the target system does not match the version in the source system from which the transport was created.
  Missing Dependencies: If the transport request depends on other objects that have not been transported or have been modified, it can lead to this error.
  Inconsistent Transport: If the transport request was not properly released or if there were issues during the transport process, it could lead to inconsistencies.
  
  Solutions:
  
  Check Object Structure: Review the structure of the target object in the receiver system. Compare it with the source system to identify any changes.
  Adjust Transport Request: If the structure has changed, you may need to adjust the transport request to accommodate the new structure. This could involve re-creating the transport request after making the necessary changes.
  Re-transport Dependencies: Ensure that all dependent objects are transported correctly. If there are missing objects, transport them first before attempting to import the main transport request again.
  Use the Correct Version: Make sure that you are importing the correct version of the transport request that matches the current structure of the target object.
  Consult SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on how to resolve it.
  Debugging: If you have access to debugging tools, you can analyze the import process to identify the exact point of failure and gather more information about the error.
  
  Related Information:
  
  Transport Management System (TMS): Understanding how TMS works and how to manage transport requests can help prevent such errors.
  Change Management: Implementing a robust change management process can help track changes to objects and ensure that all necessary transports are executed in the correct order.
  SAP Community and Forums: Engaging with the SAP community can provide insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.