How To Fix APO_BAPI_SPP126 - Characteristics value combination ID is not unique

APO_BAPI_SPP126 - Overview

• Message type: E = Error

• Message class: APO_BAPI_SPP - Messages in SPP BAPIs

• Message number: 126

• Message text: Characteristics value combination ID is not unique

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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Smart SAP Assistant

• What is the cause and solution for SAP error message APO_BAPI_SPP126 - Characteristics value combination ID is not unique ?

  The SAP error message "APO_BAPI_SPP126 Characteristics value combination ID is not unique" typically occurs in the context of Advanced Planning and Optimization (APO) when working with the Supply Network Planning (SNP) or Production Planning and Detailed Scheduling (PP/DS) modules. This error indicates that there is a problem with the uniqueness of characteristic value combinations in the context of a planning object or a planning scenario.
  
  Cause:
  
  Duplicate Characteristic Combinations: The error arises when the system encounters multiple entries with the same characteristic value combination ID. This can happen if the data in the master data or planning data is not properly maintained, leading to duplicates.
  Incorrect Data Entry: During the creation or modification of planning objects, if the characteristic values are not unique, the system will throw this error.
  Data Migration Issues: If data has been migrated from another system or if there have been bulk uploads, it is possible that duplicates were introduced