How To Fix /SAPAPO/CDPSOPT312 - &1: Activity has multiple successors in locked activity chain

/SAPAPO/CDPSOPT312 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CDPSOPT -

• Message number: 312

• Message text: &1: Activity has multiple successors in locked activity chain

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CDPSOPT312 - &1: Activity has multiple successors in locked activity chain ?

  The SAP error message /SAPAPO/CDPSOPT312 &1: Activity has multiple successors in locked activity chain typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when dealing with the Capacity Planning or Production Planning modules. This error indicates that there is an issue with the activity chain in the planning process, specifically that an activity has multiple successor activities, which is not allowed in the context of the locked activity chain.
  
  Cause:
  
  Multiple Successors: The primary cause of this error is that the activity in question has more than one successor activity defined in the planning sequence. In a locked activity chain, each activity can only have one direct successor.
  Locked Activity Chain: The activity chain is locked for processing, which means that changes cannot be made to it while it is being processed. If the system detects multiple successors, it raises this error to prevent inconsistencies.
  Planning Sequence Configuration: There may