Fix Odoo Feature Accepting & Signing Quotations

Job ID: 32482054

Budget: €30 – €250 EUR

We need and expert in Odoo to fix our instance of Odoo 14.
When we try to sign online a quotation, there is some error (attached) that needs to be fixed. Also, when we send sales email to our clients, the acceptance & sign button does not appear in the mail.

We attach screenshots of the error.
Related categories: PHP Python Software Architecture ERP MySQL