When I am creating a new editable Tree/List view for my new model but when I add the widget="selection" in many2one field in the view,i get an error while clicking on the existing data of the model.The error is as below:

Uncaught TypeError: Cannot read property '0' of undefined
http://localhost:8069/web/static/src/js/fields/relational_fields.js:2366
Traceback:
TypeError: Cannot read property '0' of undefined
    at Class._renderEdit (http://localhost:8069/web/static/src/js/fields/relational_fields.js:2366:53)
    at Class._render (http://localhost:8069/web/static/src/js/fields/abstract_field.js:416:25)
    at http://localhost:8069/web/static/src/js/fields/abstract_field.js:204:25
    at http://localhost:8069/web/static/lib/jquery/jquery.js:3276:89
    at fire (http://localhost:8069/web/static/lib/jquery/jquery.js:3119:58)
    at Object.add [as done] (http://localhost:8069/web/static/lib/jquery/jquery.js:3165:49)
    at Array. (http://localhost:8069/web/static/lib/jquery/jquery.js:3275:77)
    at Function.each (http://localhost:8069/web/static/lib/jquery/jquery.js:383:58)
    at Object. (http://localhost:8069/web/static/lib/jquery/jquery.js:3272:56)
    at Function.Deferred (http://localhost:8069/web/static/lib/jquery/jquery.js:3332:30)
​

Thanks in advance