SAP Message AJ409 - You chose several default value for measured pressure at tech. installat.

Diagnosis
You can only select one value in column Default value for technicalinstallation (DVTE). It is the default value for the technicalinstallation.
You only have to enter a default value when the technical installationis separate from the installation for billing purposes.

Procedure
INCLUDE ISU_KORR OBJECT DOKU ID TX