I need to extend invoice report with field note. but I'm getting error that field does not exist. I'm stuck and don't know how to reach that field. did tried with partner_id.note too but also getting error.
<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>
<template id="report_invoice_document" inherit_id="account.report_invoice_document">
<xpath expr="//div[@class='page']/*[last()]" position="after">
<div class="row">
<div class="col-xs-6">
<span t-esc="o.note"/><br/>
<div class="left_sign_block">
<span>Note</span>
</div>
</div>
</div>
</xpath>
</template>
</data>
</openerp>
class AccountInvoiceTax(models.Model):
_inherit = 'account.invoice.tax'
note = fields.Text(related='tax_id.note', string='Note')
QWebException: "'account.invoice' object has no attribute 'note'" while evaluating 'o.note'