I created new submenu in CRM to show base.view_partner_tree but I got AssertionError:Element Odoo has extra record.Here is my code.
<record id="similar_contact_action_tree" model="ir.ui.view">
<field name="name">similar_contact_action_tree</field>
<field name="model">res.partner</field>
<field name="inherit_id" ref="base.view_partner_tree"></field>
<field name="arch" type="xml">
</field>
</record>
<record id="similar_contact_action" model="ir.actions.act_window">
<field name="name">Similar Contacts</field>
<field name="type">ir.actions.act_window</field>
<field name="res_model">res.partner</field>
<field name="view_model">kanban,tree,form</field>
<field name="view_type">tree</field>
<field name="view_id" ref="similar_contact_action_tree"></field>
<field name="context">{"search_default_customer":1}</field>
<field name="help" type="html">
<p> Similar Contacts</p>
</field>
</record>
<menuitem action="similar_contact_action"
id="menu_similar_contact_action"
parent="crm.crm_menu_root"></menuitem>