Odoo report field data is "Undefined" when expected False

Become part of the top 3% of the developers by applying to Toptal https://topt.al/25cXVn -- Music by Eric Matyas https://www.soundimage.org Track title: Puzzling Curiosities -- Chapters 00:00 Question 01:40 Accepted answer (Score 2) 02:37 Thank you -- Full question https://stackoverflow.com/questions/49974551/odoo-report-field-data-is-undefined-when-expected-false Question links: [crm_opportunity_report]: https://github.com/odoo/odoo/blob/851356bf2388c21ec5d6f68a505d067a4f758d3b/addons/crm/report/crm_opportunity_report.p #L8 [line]: https://github.com/odoo/odoo/blob/2d12ae3202ed93a12e1f8ff59bf64e82c0c98871/addons/web/static/src/js/views/pivot_view.j #L509 Accepted answer links: [Documentation on computed fields]: https://www.odoo.com/documentation/10.0/reference/orm.html#computed-fields -- Content licensed under CC BY-SA https://meta.stackexchange.com/help/licensing -- Tags #python #sql #report #odoo #odoo10 #avk47