How To Fix /SAPAPO/MAT179 - Specify a number of periods

/SAPAPO/MAT179 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MAT -

• Message number: 179

• Message text: Specify a number of periods

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 /SAPAPO/MAT179 - Specify a number of periods ?

  The SAP error message /SAPAPO/MAT179 Specify a number of periods typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user is trying to perform a planning operation that requires a specification of a time period, but that information has not been provided.
  
  Cause:
  The error is triggered when:
  
  A user attempts to execute a planning function (like a forecast, planning run, or similar) without specifying the number of periods for which the planning should be executed.
  The input screen or selection criteria for the planning function does not have the required field filled in, leading to the system not knowing how many periods to consider for the operation.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Input Fields: Ensure that you have filled in all required fields in the planning function or transaction you are using. Specifically, look for a field that specifies the number of periods.
  
  
  Specify Number