How To Fix C7078 - Elément d'OTP & : ordonnancement aval sans date de début impossible

SAP Error Message - Details

• Message type: E = Error

• Message class: C7 - Scheduling

• Message number: 078

• Message text: Elément d'OTP & : ordonnancement aval sans date de début impossible

CAUSE&
You want to forward schedule a WBS element, although a basic start date
has not been entered in either the projection definition, WBS element
or network header for the relevant activities.
Network scheduling:
You want to network schedule a WBS element forwards, although a basic
start date has not been enterd in the corresponding network headers.

Réponse du système

The WBS element is not scheduled.

Comment corriger cette erreur?

Enter a basic start date in at least one of the objects mentioned
above.
Network scheduling:
Enter a basic start date in at least one network header.

Extrait du message d'erreur du système SAP. Copyright SAP SE.