Diagnosis
The items you specify as "Amortization and Writeup Items" (inCustomizing for consolidation of investments methods for ordinary orextraordinary amortization of positive or negative goodwill) must allhave the item type "IncomeStatement".
However, you specified item &V1&, which has a different item type.

Procedure
Either change the item type of item &V1& in method &V2&, or do not usethis item.