How To Fix /SAPAPO/RRP_PT320 - Period "month" cannot be collapsed (already the largest period)

/SAPAPO/RRP_PT320 - Overview

• Message type: E = Error

• Message class: /SAPAPO/RRP_PT -

• Message number: 320

• Message text: Period "month" cannot be collapsed (already the largest period)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RRP_PT320 - Period "month" cannot be collapsed (already the largest period) ?

  The SAP error message /SAPAPO/RRP_PT320 Period "month" cannot be collapsed (already the largest period) typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you are trying to collapse a time period in a planning view or report, but the selected period is already the largest time unit available in the hierarchy.
  
  Cause:
  
  Time Period Hierarchy: The error indicates that the time period you are trying to collapse (in this case, "month") is already the highest level in the time hierarchy. For example, if your planning view is set to display data at the monthly level, you cannot collapse it further since there are no larger time periods (like quarters or years) defined in the hierarchy.
  
  Configuration Issues: There may be a misconfiguration in the time period settings or the planning view settings that does not allow for further collapsing.
  
  
  Solution:
  
  Check Time Period Settings: Review the time period settings in your