How To Fix GM012 - Type d'activité & est bloqué

SAP Error Message - Details

• Message type: E = Error

• Message class: GM - Combination manager

• Message number: 012

• Message text: Type d'activité & est bloqué

Quelle est la cause de ce problème?

Activity type &V1& that you want to plan is blocked for planning. This
block was set in the master record of this activity type within the
period addressed.

Comment corriger cette erreur?

Do not plan activity type &V1& at all, or
shorten the planning period such that activity type &V1& is open in the
new period, or
cancel the block.

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