How To Fix PPEACT813 - Relationships between activities at &1 &2 are interrupted &3 times

PPEACT813 - Overview

• Message type: E = Error

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

• Message number: 813

• Message text: Relationships between activities at &1 &2 are interrupted &3 times

What causes this issue?

The relationships in &V1& &V2& are incomplete. This leads to
inconsistent sequences of the individual activities.
Planning in APO is not possible.

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?

Complete the missing relationships.

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 PPEACT813 - Relationships between activities at &1 &2 are interrupted &3 times ?

  The SAP error message PPEACT813 indicates that there are interrupted relationships between activities in a project or production planning context. This typically occurs in the context of project management or production scheduling within SAP, particularly when using the Project System (PS) or Production Planning (PP) modules.
  
  Cause:
  The error message PPEACT813 is triggered when there are inconsistencies in the relationships (dependencies) between activities. This can happen due to several reasons, including:
  
  Missing Dependencies: One or more activities may not have the required predecessor or successor relationships defined.
  Incorrect Dates: The start or finish dates of activities may not align correctly, causing interruptions in the planned sequence.
  Changes in Activity Status: If the status of an activity changes (e.g., from "in progress" to "completed"), it may disrupt the relationships with other activities.
  Resource Constraints: If resources assigned to activities are not available, it can lead to interruptions in the planned relationships.
  Manual Changes: Manual adjustments to the schedule