How To Fix /SAPAPO/CTM1346 - Plan &1 has more than one activity without successors

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CTM1 -

• Message number: 346

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

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CTM1346 - Plan &1 has more than one activity without successors ?

  The SAP error message /SAPAPO/CTM1346 Plan &1 has more than one activity without successors typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when dealing with the Capacity Planning or CTM (Capable-to-Match) functionalities. This error indicates that there is a planning object (like a production plan or a project) that has multiple activities that do not have any successor activities defined. This can lead to issues in the planning process, as the system expects a clear sequence of activities.
  Cause:
  
  Multiple Activities Without Successors: The primary cause of this error is that there are multiple activities in the plan that do not have any defined successors. In a well-structured plan, each activity should ideally lead to another activity, ensuring a logical flow of operations.
  Data Integrity Issues: There may be inconsistencies or errors in the master data or planning data that lead to this situation.
  Configuration Issues: Incorrect configuration settings in the planning area or in the CTM settings may also lead to this error.
  
  Solution:
  
  Review Activities: Check the activities in the plan identified by &1. Ensure that each activity has a defined successor. You can do this by navigating to the relevant planning view in SAP APO and examining the activity relationships.
  Define Successors: If you find activities without successors, you should define appropriate successor activities. This can be done by editing the activity relationships in the planning book or using the relevant transaction codes.
  Check Data Consistency: Ensure that the master data (like resources, products, and production versions) is consistent and correctly maintained. This includes checking for any missing or incorrect data that could affect activity relationships.
  Use Planning Books: Utilize planning books to visualize and manage the activities and their relationships more effectively. This can help in identifying any discrepancies.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing activity relationships in your version of SAP APO.
  Engage with SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/CTM for CTM planning, /SAPAPO/SDP94 for planning book views, and others that may help in managing your planning data.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide patches or additional guidance.
  Training and Documentation: Consider training sessions or documentation on SAP APO and CTM functionalities to better understand how to manage planning objects and their relationships.
  
  By addressing the underlying issues causing this error, you can ensure smoother planning processes and avoid disruptions in your supply chain operations.