This fix previous commit a29f7f671b.
(1) Some objects have no color field.
(2) There was an issue when two many2many tags were instantiated:
If the first one had the 'color_field' attribute the second one
had it too even if this attribute weren't specified.
Now, it's fixed in data_manager
Odoo Invoicing
Send professional invoices & get paid online with the Odoo billing software.
Create and send professional looking invoices & get paid online. It automatically integrates with other apps to bill automatically based on your activities.
Send Invoices With No Effort
Send invoices directly to your clients in just a click. The invoice is automatically attached to the email as a PDF file.
Get Paid Faster with Electronic invoicing
Get paid online with paypal or other payment processing service. Get rid of the stress of having to constantly remind your debtors. Simply set-up and automate follow-ups to get paid quickly.
Connect Your Bank Accounts
Import your bank statements and reconcile them in just a few clicks. Prepare payment orders based on your supplier invoices and payment terms.
Analyse Your Sales & Costs
Get direct access to key information with dynamic and customizable dashboards. Analyse your invoicing by product, customer, salesperson, etc.
Integration With Other Apps
Bill automatically based on sales orders, delivery orders, contracts or on time and material. Define recurrencies to produce recurring invoice automatically.