How To Fix /SAPAPO/SDP031 - Column (with units of measure) is already hidden

/SAPAPO/SDP031 - Overview

• Message type: E = Error

• Message class: /SAPAPO/SDP -

• Message number: 031

• Message text: Column (with units of measure) is already hidden

Self-Explanatory Message

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/SAPAPO/SDP031 - Details

• The SAP error message /SAPAPO/SDP031 Column (with units of measure) is already hidden typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when working with the Supply Network Planning (SNP) or Demand Planning (DP) modules. This error indicates that an attempt was made to hide a column in a planning table that is already hidden.
  
  Cause:
  
  Duplicate Action: The most common cause of this error is that the user is trying to hide a column that is already hidden. This can happen if the user is not aware of the current state of the column visibility.
  User Interface Issues: Sometimes, the user interface may not refresh properly, leading to confusion about the visibility of certain columns.
  Customizations: If there are customizations or enhancements in the planning layout, they might interfere with the standard behavior of the column visibility.
  
  
  Solution:
  
  Check Column Visibility: Before attempting to hide a column, check the current visibility