No service-specific data can be maintained for order type &1

What causes this issue?

You maintained data for service contracts, purchasing organizations or
for resource-related billing. However, order type &V1& is not marked as
a service order type in Customizing. Therefore, no service-specific
data can be used.

System Response

The system terminates processing.

How to fix this error?

Use a service order type or contact your system administration.

Procedure for System Administrators

If you want to use the selected order type for service processes, you
must set the indicator <LS>Service</> in Customizing for maintenance-
and service orders.

Error message extract from SAP system. Copyright SAP SE.