Can't find variable: DashRenderer

Hi Guys,

Could you please take a look in my code and advise what is incorrect, i tying to load js by plotly CDN however i dont get a resolution.

Also i update all my packages to the latest versions:

My pip:

asgiref==3.2.3
Click==7.0
dash==1.9.0
dash-core-components==1.8.0
dash-html-components==1.0.2
dash-renderer==1.2.3
dash-table==4.6.0
Django==3.0.3
Flask==1.1.1
Flask-Compress==1.4.0
future==0.18.2
itsdangerous==1.1.0
Jinja2==2.11.1
MarkupSafe==1.1.1
plotly==4.5.0
pytz==2019.3
retrying==1.3.3
six==1.14.0
sqlparse==0.3.0
Werkzeug==0.16.1

app.py


external_scripts = ['https://demos.jquerymobile.com/1.4.2/js/jquery.mobile-1.4.2.min.js', 
                    'https://demos.jquerymobile.com/1.4.2/js/jquery.js']
app = dash.Dash(__name__, external_scripts=external_scripts)
    
    app.config['suppress_callback_exceptions'] = True
    app.layout = dhc.Div(children=[])

Any alternative solution to fix this errors:

Some one can help me or anlo give a tip about the reasons that cause this error?

Please.