Invalid Operation Error while importing module 'om_recurring_payments'. while parsing /tmp/tmpgub1cv8_/om_recurring_payments/data/recurring_cron.xml:5, somewhere inside <record id="action_generate_recurring_payment" model="ir.cron"> <field name="name">Generate Recurring Payments</field> <field name="model_id" ref="model_recurring_payment"/> <field name="state">code</field> <field name="active" eval="True"/> <field name="code">model.action_generate_payment()</field> <field name="interval_number">1</field> <field name="interval_type">days</field> </record>