IntegrityError: duplicate key value violates unique constraint "unique_form_email_email_not_null"

[sentry-io]

Sentry Issue: DJANGO-GIRLS-WEBSITE-59

UniqueViolation: duplicate key value violates unique constraint "unique_form_email_email_not_null"
DETAIL:  Key (form_id, email)=(770, [email protected]) already exists.

  File "django/db/backends/utils.py", line 84, in _execute
    return self.cursor.execute(sql, params)

IntegrityError: duplicate key value violates unique constraint "unique_form_email_email_not_null"
DETAIL:  Key (form_id, email)=(770, [email protected]) already exists.

(12 additional frame(s) were not displayed)
...
  File "applications/views.py", line 41, in apply
    form.save()
  File "applications/forms.py", line 121, in save
    application.save()
  File "applications/models.py", line 166, in save
    super().save(*args, **kwargs)

[mdehsan873]

@amakarudze Is this solved? If not let me know I have fixed this issue & will raise PR for the same.

[amakarudze]

@mdehsan873 feel free to pick this one up. It's similar to #901 but the people who had volunteered to work on it haven't submitted any PR in weeks. Thanks.