What am I doing wrong?
if(length(outputs('Execute_stored_procedure_(V2)_-_Create_projects_in_database')?['body/outputparameters/outputContactFirstName'])=0, triggerBody()?['contactFirstname'], outputs('Execute_stored_procedure_(V2)_-_Create_projects_in_database')?['body/outputparameters/outputContactFirstName'])
I keep getting an 'The expression is invalid' error.