How To Fix /SAPAPO/RET_MESSAGES655 - Error changing the quantity in the periodic view

/SAPAPO/RET_MESSAGES655 - Overview

• Message type: E = Error

• Message class: /SAPAPO/RET_MESSAGES -

• Message number: 655

• Message text: Error changing the quantity in the periodic view

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 /SAPAPO/RET_MESSAGES655 - Error changing the quantity in the periodic view ?

  The SAP error message /SAPAPO/RET_MESSAGES655 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with changing the quantity in the periodic view of a planning book. This error can arise due to various reasons, and understanding the cause is crucial for finding an appropriate solution.
  Cause
  
  Data Inconsistency: The error may be caused by inconsistencies in the data being processed. This could be due to incorrect or missing master data, such as product or location data.
  Locking Issues: If another user or process is currently accessing or modifying the same data, it may lead to locking issues that prevent changes.
  Planning Book Configuration: The configuration of the planning book or the key figures may not allow for changes to be made in the periodic view.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the planning book or the specific key figures.
  Incorrect