How To Fix /SAPAPO/DEPL_MESS403 - Incorrect basic member type of predecessor for relacement type &1

/SAPAPO/DEPL_MESS403 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DEPL_MESS -

• Message number: 403

• Message text: Incorrect basic member type of predecessor for relacement type &1

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 /SAPAPO/DEPL_MESS403 - Incorrect basic member type of predecessor for relacement type &1 ?

  The SAP error message /SAPAPO/DEPL_MESS403 indicates that there is an issue with the basic member type of a predecessor in the context of a replacement type in SAP Advanced Planning and Optimization (APO). This error typically arises when there is a mismatch in the expected data types or configurations for the predecessor item in the replacement process.
  
  Cause:
  
  Incorrect Configuration: The predecessor item may not be configured correctly in the system. This could involve incorrect settings in the master data or in the replacement type configuration.
  Data Type Mismatch: The predecessor may not be of the expected basic member type that is required for the replacement type specified. For example, if the system expects a certain type of product or material and receives another, this error can occur.
  Missing Master Data: The necessary master data for the predecessor item may be missing or incomplete, leading to the system being unable to process the replacement