Message SAP WV386 - Price calculation documents not possible for external calls

Diagnosis
If you call up the price overview from another transaction, you cannotbranch further to displaying pricing documents.

Procedure
If you want to display pricing documents at the same time as the priceoverview, create another session and go to the pricing document displayscreen in Pricing.
The number of the pricing document on which the condition displayed isbased is &V1&.