No order found -> Check your entries

What causes this issue?

In transaction KO8G (Actual Settlement: Orders), you can only select
orders with the following order types:
01 Internal order (Controlling)
02 Results analysis order (Controlling)
30 Maintenance order

How to fix this error?

If the orders you want have another order type, use transaction CO88
(Settle Production Orders)
<DS:TRAN.CO88>Proceed</>

Error message extract from SAP system. Copyright SAP SE.