How To Fix KH306 - The external data transfer program needs to be regenerated

KH306 - Overview

• Message type: E = Error

• Message class: KH - CO-PA Reporting

• Message number: 306

• Message text: The external data transfer program needs to be regenerated

What causes this issue?

The data transfer program could not be generated completely.

System Response

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

How to fix this error?

Regenerate the data transfer program.
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Error message extract from SAP system. Copyright SAP SE.

KH306 - Details

• The SAP error message KH306, which states "The external data transfer program needs to be regenerated," typically occurs in the context of data transfer processes, particularly when dealing with external data sources or interfaces. This error indicates that the program responsible for transferring data from an external source into SAP needs to be regenerated, often due to changes in the data structure or configuration.
  
  Cause:
  
  Changes in Data Structure: If there have been changes to the data structure in the source system or in the SAP system itself, the existing transfer program may no longer be valid.
  Configuration Changes: Modifications in the configuration settings related to data transfer can lead to this error.
  Program Deletion or Corruption: The program responsible for the data transfer may have been deleted or corrupted.
  Version Mismatch: If there are version mismatches between the source and target systems, it can lead to this error.
  
  
  Solution:
  
  
  Regenerate the Transfer Program:
  
  Go to the transaction