How To Fix MPE_INSTALLATION_MSG027 - A network activity with reference point has no components assigned

MPE_INSTALLATION_MSG027 - Overview

• Message type: E = Error

• Message class: MPE_INSTALLATION_MSG -

• Message number: 027

• Message text: A network activity with reference point has no components assigned

What causes this issue?

The network was copied from an earlier project, but the current project
does not require the network activity, the BOM item has the wrong or no
reference point, or the BOM item is missing.

System Response

Reference points are used to assign BOM items to network activities. By
creating a network activity with a reference point, you indicate that
you expect a BOM item to be assigned to the network activity.

How to fix this error?

If the network activity is not required, delete the activity in this app
or by using transaction <AB>CJ20N</>.
If the activity should have a component assigned, update the reference
point in the BOM or create a new BOM item in the <LS>Manage Bill of
Material</> app.
Subsequently re-explode the current BOM version.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_INSTALLATION_MSG027 - A network activity with reference point has no components assigned ?

  The SAP error message MPE_INSTALLATION_MSG027 indicates that there is a network activity in your project that has no components assigned to it. This typically occurs in the context of project management or network planning within SAP, particularly in modules like SAP PS (Project System) or SAP PM (Plant Maintenance).
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Assignments: The network activity has been created, but no components (like materials, resources, or activities) have been assigned to it.
  Incorrect Configuration: There may be a configuration issue in the project or network settings that prevents the assignment of components.
  Data Inconsistencies: There might be inconsistencies in the data that lead to the inability to assign components to the network activity.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Network Activity:
  
  Go to the network activity in question and verify if it has been properly defined.
  Ensure that the activity type is appropriate for the