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chrisjrn / registrasion

A conference registration app, built on top of the Symposion conference management system
Apache License 2.0
18 stars 14 forks source link

Reconciliation report has a 500 error #75

Closed chrisjrn closed 8 years ago

chrisjrn commented 8 years ago 
   sales = commerce.LineItem.objects.filter(
        invoice__status=commerce.Invoice.STATUS_PAID,
    ).values(
        "price", "quantity"
    ).aggregate(total=Sum(F("price") * F("quantity")))

is giving a FieldError: Expression contains mixed types. You must set output_field.