Avoid update invoice_shipping_on_delivery before backdate is entered.
Sales Confirmation Backdate - Delivery Costs
Fix the problem when both Sales Confirmation Backdate and Online Proposals are installed
Sales Confirmation Backdate - Online Proposals
Automatically input sections for sales lines and invoice lines
Sales Orders and Invoices Auto Sections
![Sales Confirmation Backdate - Delivery Costs [11.0.0.1]](https://d2cogkmcxzch5w.cloudfront.net/web/image/odoo.module.version/2178/icon/Sales%20Confirmation%20Backdate%20-%20Delivery%20Costs%20%5B11.0.0.1%5D?unique=d5b8880){kind=icon}
![Sales Confirmation Backdate - Online Proposals [11.0.0.1]](https://d2cogkmcxzch5w.cloudfront.net/web/image/odoo.module.version/2177/icon/Sales%20Confirmation%20Backdate%20-%20Online%20Proposals%20%5B11.0.0.1%5D?unique=d5b8880){kind=icon}
![Sales Orders and Invoices Auto Sections [11.0.0.1]](https://d2cogkmcxzch5w.cloudfront.net/web/image/odoo.module.version/2225/icon/Sales%20Orders%20and%20Invoices%20Auto%20Sections%20%5B11.0.0.1%5D?unique=d5b8880){kind=icon}