Maintain a number range for order type &
Message type: E = Error
Message class: CO - PPC order processing messages
Message number: 166
Message text: Maintain a number range for order type &
What causes this issue?
The order/network type has no number range.
System Response
You cannot maintain the order/network without a number range.
How to fix this error?
Go into customizing and maintain a number range for the specified
order/network type.
Error message extract from SAP system. Copyright SAP SE.