How To Fix /PM0/ALB_FND_MSG637 - Conversions are only possible at one time

/PM0/ALB_FND_MSG637 - Overview

• Message type: E = Error

• Message class: /PM0/ALB_FND_MSG -

• Message number: 637

• Message text: Conversions are only possible at one time

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 /PM0/ALB_FND_MSG637 - Conversions are only possible at one time ?

  The SAP error message /PM0/ALB_FND_MSG637: Conversions are only possible at one time typically occurs in the context of data conversion processes, particularly when multiple conversion processes are attempted simultaneously. This can happen in various scenarios, such as during data migration, batch processing, or when using specific transaction codes that involve conversions.
  
  Cause:
  
  Concurrent Conversions: The error is primarily caused by trying to execute multiple conversion processes at the same time. SAP restricts concurrent conversions to ensure data integrity and avoid conflicts.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If one conversion process is already running, any subsequent attempts to start another conversion will trigger this error.
  
  Configuration Issues: Sometimes, the configuration settings related to the conversion process may not be set correctly, leading to this error.
  
  
  Solution:
  
  Check Running Processes: Verify if there are any ongoing conversion processes. You can do this by checking transaction codes like SM50 (for active processes) or