How To Fix PPE4154 - The access &1 is being used in the model mix &2

PPE4154 - Overview

• Message type: E = Error

• Message class: PPE4 - Messages from the iPPE Access Object

• Message number: 154

• Message text: The access &1 is being used in the model mix &2

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 PPE4154 - The access &1 is being used in the model mix &2 ?

  The SAP error message PPE4154 indicates that there is an issue with the access method being used in a model mix. Specifically, it suggests that the access method (identified as &1) is currently in use within the specified model mix (identified as &2). This can occur in the context of SAP's Production Planning and Detailed Scheduling (PP/DS) or similar modules where model mixes are utilized for planning and scheduling.
  
  Cause:
  
  Access Method in Use: The access method you are trying to modify or delete is currently being referenced in the model mix. This means that the system is preventing changes to ensure data integrity.
  Model Mix Configuration: The model mix may have been configured to use specific access methods, and any attempt to change or remove these methods while they are in use will trigger this error.
  Concurrent Usage: There may be other processes or users currently utilizing the model mix, which can lead