How To Fix NSDM_MIG_CONTROL171 - Aggr. &1, max. no. of indir. predecessors &2, actually &3 - not supported

NSDM_MIG_CONTROL171 - Overview

• Message type: E = Error

• Message class: NSDM_MIG_CONTROL - Log message for migration

• Message number: 171

• Message text: Aggr. &1, max. no. of indir. predecessors &2, actually &3 - not supported

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 NSDM_MIG_CONTROL171 - Aggr. &1, max. no. of indir. predecessors &2, actually &3 - not supported ?

  The SAP error message NSDM_MIG_CONTROL171 typically occurs in the context of data migration or when working with the SAP Data Migration Cockpit. This error indicates that there is an issue with the number of indirect predecessors for a specific aggregation level in your data model.
  
  Cause:
  The error message states that the maximum number of indirect predecessors for a given aggregation level has been exceeded. Specifically, it indicates:
  
  &1: The aggregation level that is causing the issue.
  &2: The maximum allowed number of indirect predecessors.
  &3: The actual number of indirect predecessors that are present.
  
  This situation can arise due to:
  
  Data Model Complexity: The data model may have become too complex, with too many dependencies or relationships defined.
  
  Configuration Issues: There may be incorrect configurations in the data model or migration settings that lead to excessive indirect predecessors.
  System Limitations: SAP has certain limitations on the number of indirect predecessors that can be handled for performance reasons.
  
  
  Solution:
  To resolve