InsurancePlan _include InsurancePlan:plan-coverage-area does not have a defined search parameter for plan-coverage-area.

Current list of Supported Includes: InsurancePlan:administered-by, InsurancePlan:endpoint, InsurancePlan:owned-by, InsurancePlan:coverage-area, InsurancePlan:coverage-network, InsurancePlan:plan-coverage-area, InsurancePlan:plan-network, InsurancePlan:network

Proposed Resolution:

#Remove the _include InsurancePlan:plan-coverage-area
or
#Define and add the search parameter to the IG and CapabilityStatement.