input: 
  def process_form_data(name: str, email: str, phone: str, db_path: str) -> None:
      """
      Store the submitted form data (name, email, phone) into a SQLite database.
      If the insertion is successful, it does not return any value. Otherwise, it raises an error.
      
      >>> process_form_data('Alice', 'alice@example.com', '123-456-7890', 'data.db')
      >>> # No output, but the data should be stored in the database.
      >>> process_form_data('', 'alice@example.com', '123-456-7890', 'data.db')
      Traceback (most recent call last):
      ...
      sqlite3.IntegrityError: NOT NULL constraint failed: data.name
      """
  
output:     import sqlite3
  
      conn = sqlite3.connect(db_path)
      cursor = conn.cursor()
  
      cursor.execute('''
          CREATE TABLE IF NOT EXISTS data (
              id INTEGER PRIMARY KEY AUTOINCREMENT,
              name TEXT NOT NULL,
              email TEXT NOT NULL,
              phone TEXT NOT NULL
          )
      ''')
  
      cursor.execute('''
          INSERT INTO data (name, email, phone)
          VALUES (?, ?, ?)
      ''', (name, email, phone))
  
      conn.commit()
      conn.close()