Hi all i have created a custom module in odoo13 , when i try to upgrade iam getting this error

Traceback:
TypeError: Cannot read property 'type' of undefined
at Class._renderBodyCell (\http\:\/\/localhost\:8069\/web\/static\/src\/js\/views\/list\/list_renderer\.js\:444\:50\\)\
at\&nbsp\;\http\:\/\/localhost\:8069\/web\/static\/src\/js\/views\/list\/list_renderer\.js\:838\:25\\
at\ Array\.map\ \(\)\
at\ Class\._renderRow\ \[as\ _super\]\ \(\http\:\/\/localhost\:8069\/web\/static\/src\/js\/views\/list\/list_renderer\.js\:837\:35\\)\
at\ Class\._renderRow\ \(\http\:\/\/localhost\:8069\/web\/static\/src\/js\/views\/list\/list_editable_renderer\.js\:1166\:32\\)\
at\ Class\._renderRow\ \(\http\:\/\/localhost\:8069\/web\/static\/src\/js\/core\/class\.js\:123\:38\\)\
at\ Array\.map\ \(\)\
at\ Class\._renderRows\ \(\http\:\/\/localhost\:8069\/web\/static\/src\/js\/views\/list\/list_renderer\.js\:858\:32\\)\
at\ Class\._renderRows\ \(\http\:\/\/localhost\:8069\/web\/static\/src\/js\/views\/list\/list_editable_renderer\.js\:1187\:26\\)\
at\ Class\._renderRows\ \(\http://localhost:8069/web/static/src/js/core/class.js:123:38)

it was working fine but suddenly idk what happened i cant access the module , these are my conf files for the module
transfers.xml:

<record id="action_transfers" model="ir.actions.act_window">
       <field name="name">Transfers</field>
       <field name="type">ir.actions.act_window</field>
       <field name="res_model">transfers.name</field>
   <field name="view_mode">tree,form</field>
       <field name="help" type="html">
     <p class="o_view_nocontent_smiling_face">
       create your first transfer
     </p>            
       </field>
 </record>


<menuitem id ="transfers_root" name ="Transfers" sequence ="0" web_icon="transfers,static/description/icon.png" />  
<menuitem id ="transfers_name" name ="Transfers_Name" parent="transfers_root" action="action_transfers"/>

transfers.py:

from odoo import models, fields, _
class Transfers(models.Model):
_name ="transfers.name"
_description ="Transfer Record"
 transfers_Name = fields.Char(string="Name", required = True)
 transfers_ISO = fields.Char(string="ISO") 
 transfers_amount = fields.Integer("Amount")
 notes = fields.Text(string ="Notes")
 image = fields.Binary(string ="Image")
ps : i have restarted multiple times , also tried to update is in superuser mode . anyone help with this