SAP Message U6143 - Function module in table &1 i for solution &2 is missing

Diagnosis
Solution &V2& is indicated as an extract-based and automaticsolution in the Modules for Solutions table (= ISU_SOLMODULES).
In this case you must also declare a corresponding function module thatcan execute this automatic solution.

System Response
The BRE skips solution paths that are set up incorrectly.

Procedure
Check the Customizing for your solution path.