How To Fix PPEACT852 - CTM planning only allows one end-start relationship at &1 from &2 to &3

PPEACT852 - Overview

• Message type: E = Error

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

• Message number: 852

• Message text: CTM planning only allows one end-start relationship at &1 from &2 to &3

Self-Explanatory Message

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PPEACT852 - Details

• The SAP error message PPEACT852 indicates that there is an issue with the planning relationships in the Capacity Planning or CTM (Capable-to-Match) module. Specifically, it states that only one end-start relationship is allowed for a particular operation or activity.
  
  Cause:
  This error typically arises when:
  
  Multiple Relationships: There are multiple end-start relationships defined for the same operation or activity, which is not permitted in the CTM planning process.
  Incorrect Configuration: The configuration of the planning objects (like production orders, planned orders, or activities) may have been set up incorrectly, leading to conflicting relationships.
  Data Integrity Issues: There may be inconsistencies or errors in the master data or transaction data that define the relationships between activities.
  
  
  Solution:
  To resolve the PPEACT852 error, you can take the following steps:
  
  
  Check Relationships:
  
  Review the relationships defined for the specific operation or activity mentioned in the error message. Ensure that there is only one end-start relationship.
  Use transaction codes like C223 (for changing relationships)