How To Fix CN819 - No work center assigned to successor

CN819 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 819

• Message text: No work center assigned to successor

What causes this issue?

You want to calculate the time interval of the relationship as a
percentage of the duration of the successor. But no work center has
been entered for this activity and therefore no calendar is available
to perform this calculation.

System Response

INCLUDE 'NA_ALLG_FUNKTION' OBJECT DOKU ID TX
If you have not entered a work center for the successor, the system
uses the factory calendar to calculate the time interval that you have
maintained in the network header or the header of the standard network.

Error message extract from SAP system. Copyright SAP SE.

CN819 - Details

• The SAP error message CN819 ("No work center assigned to successor") typically occurs in the context of project management or production planning when there is an issue with the assignment of work centers in a network or activity within a project. This error indicates that the system cannot find a work center assigned to a successor activity, which is necessary for scheduling and resource allocation.
  
  Cause:
  
  Missing Work Center Assignment: The successor activity in the network does not have a work center assigned to it.
  Incorrect Configuration: The configuration of the project or network may not be set up correctly, leading to missing links between activities and work centers.
  Data Entry Errors: There may be errors in the data entry for the project or network activities, such as incorrect or incomplete information.
  Network Structure Issues: The structure of the network may not be properly defined, leading to issues in identifying successors and their corresponding work