How To Fix /SAPAPO/PDEM163 - Error when generating step for TPOP decision (see appl. log)

/SAPAPO/PDEM163 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PDEM -

• Message number: 163

• Message text: Error when generating step for TPOP decision (see appl. log)

Self-Explanatory Message

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/SAPAPO/PDEM163 - Details

• The SAP error message /SAPAPO/PDEM163 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with generating a step for a TPOP (Transportation Planning Object) decision. This error can arise due to various reasons, including data inconsistencies, configuration issues, or missing master data.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the master data related to the TPOP, such as missing or incorrect transportation lanes, resources, or product data.
  
  Configuration Issues: The configuration settings for the transportation planning process may not be set up correctly, leading to errors during the decision-making process.
  Missing Master Data: Required master data, such as transportation zones, shipping points, or other relevant data, may be missing or incorrectly maintained.
  Planning Version Issues: The planning version being used may not be correctly set up or may not have the necessary data for the TPOP decision.
  Authorization Issues: The user executing the transaction may not have