How To Fix CJ168 - Activities in network "&" are assigned to several WBS elements

SAP Error Message - Details

• Message type: E = Error

• Message class: CJ - Project master data and structure

• Message number: 168

• Message text: Activities in network "&" are assigned to several WBS elements

What causes this issue?

You want check the availability of a material via the WBS element. The
system checks material availability using the network assigned to the
WBS element. However, the activities in this network are assigned to
different WBS elements.
In this case, you may get an exception message for activities that are
not assigned to the WBS element you selected.

System Response

Processing continues.

How to fix this error?

You can also check the availability of a certain material on the
component overview for a particular activity, as described below:
RESET N1
Select an activity.
Select the menu options <LS>Goto -> Comp.overview (act)</>.
Select a material component and press the right mouse button and then
select <LS>Check availability</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CJ168 - Activities in network "&" are assigned to several WBS elements ?

  The SAP error message CJ168 indicates that there are activities in a network that are assigned to multiple Work Breakdown Structure (WBS) elements. This situation typically arises in project management within SAP, particularly when dealing with project networks and their associated activities.
  
  Cause:
  
  Multiple WBS Assignments: The primary cause of this error is that the same activity in a network is assigned to more than one WBS element. In SAP, each activity should ideally be linked to a single WBS element to maintain clear project accounting and reporting.
  Incorrect Configuration: There may be a configuration issue or a misunderstanding of how to properly assign activities to WBS elements.
  Data Entry Errors: Manual errors during data entry can lead to activities being incorrectly assigned to multiple WBS elements.
  
  
  Solution:
  
  Review Activity Assignments: Check the assignments of the activities in the network. You can do this by navigating to the network in question and reviewing the activity details