How To Fix MA855 - No planning period unit selected

MA855 - Overview

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 855

• Message text: No planning period unit selected

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 MA855 - No planning period unit selected ?

  The SAP error message MA855 ("No planning period unit selected") typically occurs in the context of Material Requirements Planning (MRP) or when working with planning scenarios in SAP. This error indicates that the system is unable to determine a planning period unit for the material or planning scenario you are working with.
  Causes:
  
  Missing Configuration: The planning period unit may not be defined in the configuration settings for the material or the planning area.
  Material Master Data: The material master record may not have the necessary planning parameters set up, including the planning period unit.
  Planning Scenario Settings: The planning scenario you are using may not have a defined planning period unit.
  User Input Error: The user may not have selected a planning period unit when executing a planning transaction.
  
  Solutions:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the MRP views. Ensure that the planning parameters, including the planning period