How To Fix V1011 - You cannot enter schedule line data for item &

SAP Error Message - Details

• Message type: E = Error

• Message class: V1 - Verkaufsbelegbearbeitung

• Message number: 011

• Message text: You cannot enter schedule line data for item &

What causes this issue?

<GL:schedule_line>Schedule lines</> are not allowed for the
<GL:item_category>item category</> of item &V1&.

How to fix this error?

If you want to use schedule lines, choose another item category which
allows schedule lines.
If schedule lines are to be allowed for an item category, this must be
defined for this item category.
DEFINE &ANLEGEOBJEKT& = 'item categories'
INCLUDE 'NA_CREATE_CHANGE' OBJECT DOKU ID TX LANGUAGE EN

Error message extract from SAP system. Copyright SAP SE.