How To Fix /SAPAPO/PPM_MAINTAIN511 - Activities within operation &1 can only be linked using type end-start

/SAPAPO/PPM_MAINTAIN511 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PPM_MAINTAIN -

• Message number: 511

• Message text: Activities within operation &1 can only be linked using type end-start

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PPM_MAINTAIN511 - Activities within operation &1 can only be linked using type end-start ?

  The SAP error message /SAPAPO/PPM_MAINTAIN511 indicates that there is an issue with the way activities within an operation are linked in the Production Planning and Detailed Scheduling (PP/DS) module of SAP Advanced Planning and Optimization (APO). Specifically, the error states that activities can only be linked using the "end-start" relationship.
  
  Cause:
  This error typically arises when:
  
  Incorrect Linkage Type: You are trying to link activities using a relationship type that is not allowed. In this case, the system expects an "end-start" relationship, which means that the end of one activity must precede the start of another.
  Activity Configuration: The configuration of the activities may not be set up correctly to allow for the desired linkage.
  Data Integrity Issues: There may be inconsistencies or errors in the data related to the activities or operations.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Activity Linkages:
  
  Review the activities within the operation and ensure that they are linked