How To Fix 0D665 - Posting data transfer running; generation not possible

0D665 - Overview

• Message type: E = Error

• Message class: 0D - FS-CD General Messages

• Message number: 665

• Message text: Posting data transfer running; generation not possible

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 0D665 - Posting data transfer running; generation not possible ?

  The SAP error message 0D665 ("Posting data transfer running; generation not possible") typically occurs in the context of data transfer processes, particularly when there is an ongoing posting or data transfer operation that prevents the system from generating new data or processing requests.
  
  Cause:
  
  Ongoing Data Transfer: The most common cause of this error is that there is an active data transfer or posting process that is currently running. This could be due to batch jobs, background processing, or other transactions that are still in progress.
  Locking Mechanism: SAP uses a locking mechanism to ensure data integrity. If a process is holding a lock on the relevant data, other processes will be unable to access it until the lock is released.
  System Performance Issues: If the system is under heavy load or experiencing performance issues, it may lead to delays in processing, causing this error to appear.
  
  
  Solution:
  
  Check Active Processes: Use transaction codes like SM37