CreateLineItem Action fails with PHP Fatal error when price_field_id and price_field_value_id is not set
CreateLineItem Action fails with PHP Fatal error when price_field_id and price_field_value_id is not set, explicitly set to use Price Set "default_contribution_amount"
This relates to this problem we had observed on a few CiviCRM sites and documented here dev/core#5194 (comment 164285)
Agileware Ref: CVAP-63