Internal Server Error: /ts_om_edit/1666/healthsystem/

[Baguage]

Internal Server Error: /ts_om_edit/1666/healthsystem/
Traceback (most recent call last):
File "/opt/venvs/om.vecnet.org/lib/python2.7/site-packages/django/core/handlers/base.py", line 132, in get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/opt/venvs/om.vecnet.org/lib/python2.7/site-packages/django/views/generic/base.py", line 71, in view
return self.dispatch(request, *args, **kwargs)
File "/opt/venvs/om.vecnet.org/lib/python2.7/site-packages/django/views/generic/base.py", line 89, in dispatch
return handler(request, *args, **kwargs)
File "/opt/venvs/om.vecnet.org/lib/python2.7/site-packages/django/views/generic/edit.py", line 215, in post
return self.form_valid(form)
File "/opt/portal/om.vecnet.org/website/apps/ts_om_edit/views/ScenarioHealthSystemView.py", line 72, in form_valid
prob_total = get_prob_from_percentage(int(form.cleaned_data["perc_total_treated"]))
ValueError: invalid literal for int() with base 10: '22.3'