How To Fix /SAPAPO/CTM1347 - Plan &1 has more than one activity without predecessors

/SAPAPO/CTM1347 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CTM1 -

• Message number: 347

• Message text: Plan &1 has more than one activity without predecessors

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/CTM1347 - Plan &1 has more than one activity without predecessors ?

  The SAP error message /SAPAPO/CTM1347 Plan &1 has more than one activity without predecessors typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when using the Capacity Planning or CTM (Capable-to-Match) functionalities. This error indicates that there is a planning object (like a production plan) that has multiple activities that do not have any predecessor activities defined. This situation can lead to ambiguity in the planning process, as the system does not know the order in which these activities should be executed.
  
  Cause:
  
  Multiple Activities Without Predecessors: The primary cause of this error is that the planning object has more than one activity that can start independently, which can create conflicts in scheduling.
  Incorrect Activity Configuration: The activities may not be properly configured in terms of their relationships, leading to a lack of defined predecessors.
  Data Integrity Issues: There may be issues with the data integrity in the planning object,