How To Fix PPEACT628 - Under &1 &2 only 'end-start' relationships are allowed between &3 and &4

PPEACT628 - Overview

• Message type: E = Error

• Message class: PPEACT - Messages for iPPE ACT Application (Activities)

• Message number: 628

• Message text: Under &1 &2 only 'end-start' relationships are allowed between &3 and &4

What causes this issue?

Only relationships with the type "End-Start" are allowed
between activities below operations.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Specify the relationship type "End-Start" for the relationship between
the activities &V3& and &V4&.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PPEACT628 - Under &1 &2 only 'end-start' relationships are allowed between &3 and &4 ?

  The SAP error message PPEACT628 typically occurs in the context of production planning and scheduling, particularly when dealing with relationships between activities in a project or production order. The message indicates that there is an issue with the type of relationship defined between two activities or elements in the system.
  
  Cause:
  The error message "Under &1 &2 only 'end-start' relationships are allowed between &3 and &4" suggests that the system is enforcing a specific type of relationship between two activities (or elements) that is not being adhered to. Specifically, it indicates that only "end-start" relationships are permitted under the specified conditions (represented by &1 and &2), but a different type of relationship (such as "start-start," "end-end," or "start-end") has been defined.
  
  Solution:
  To resolve this error, you should:
  
  
  Review the Relationships: Check the relationships defined between the activities or elements indicated by &3 and &4. Ensure that they are set to "end-start" as required by