How To Fix /SAPAPO/SDP312 - Notes table '&1' (planning area '&2') contains inconsistencies

/SAPAPO/SDP312 - Overview

• Message type: E = Error

• Message class: /SAPAPO/SDP -

• Message number: 312

• Message text: Notes table '&1' (planning area '&2') contains inconsistencies

Self-Explanatory Message

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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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/SAPAPO/SDP312 - Details

• The SAP error message /SAPAPO/SDP312 indicates that there are inconsistencies in the Notes table for a specific planning area in SAP Advanced Planning and Optimization (APO). This error typically arises during planning activities when the system detects that the data in the Notes table does not align with the expected structure or content.
  
  Cause:
  
  Data Corruption: The Notes table may have been corrupted due to system errors, incomplete data updates, or inconsistencies during data transfer.
  Inconsistent Data: There may be inconsistencies in the data entries, such as missing or duplicate entries that violate the integrity of the Notes table.
  
  Configuration Issues: Incorrect configuration settings in the planning area or related master data can lead to inconsistencies.
  Transport Issues: If the planning area was transported from one system to another, it might not have been transported correctly, leading to inconsistencies.
  
  
  Solution:
  
  Consistency Check: Use the transaction code /SAPAPO/SDP94 to perform a consistency check on the planning area. This