How To Fix /SAPAPO/DEPL_MESS426 - &1: 1:1 replacement step (from &2) contains errors

/SAPAPO/DEPL_MESS426 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DEPL_MESS -

• Message number: 426

• Message text: &1: 1:1 replacement step (from &2) contains errors

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DEPL_MESS426 - &1: 1:1 replacement step (from &2) contains errors ?

  The SAP error message /SAPAPO/DEPL_MESS426 typically indicates that there is an issue with a replacement step in the deployment process within the SAP Advanced Planning and Optimization (APO) module. This error message suggests that the system has encountered errors while processing a 1:1 replacement step, which is a specific type of operation in the deployment process.
  
  Cause:
  The error can be caused by several factors, including:
  
  Data Inconsistencies: There may be inconsistencies in the master data or transaction data related to the materials involved in the replacement step.
  
  Configuration Issues: The configuration settings for the deployment process may not be set up correctly, leading to errors during execution.
  Missing or Incorrect Parameters: Required parameters for the replacement step may be missing or incorrectly defined.
  Resource Constraints: There may be issues related to resource availability or capacity that prevent the replacement step from being executed successfully.
  Planning Version Issues: The planning version being used may not be compatible