Not Found: /favicon.ico，报错

使用pycharm连接数据库生产动态网页时，出现跳转错误，只能进行删除操作，不能进行添加操作 

from django.urls import path
from djangoProject4 import views

urlpatterns = [
    path('list_dept/', views.list_dept),
    path('list_dept/dept_add', views.dept_add),
    path('list_dept/dept_delete', views.dept_delete)
]



        "en">
        
            "UTF-8">
            </span>Title
            "shortcut icon" href="#"/>
        
        
        
"dept_dept/dept_add/" method="post" >
            <input name="deptid" >
            <input name="deptname" >
            <input type="submit" value="提交">
        

        
        


"en">

    "UTF-8">
    </span>ceshi


"1">
            
            {% for info in list %}
                tr>
            {% endfor %}
            

            

                单位编号th>
                单位名称th>
                操作th>
            tr>
            

            

                {{ info.0 }}
                {{ info.1 }}
                <a href="dept_delete?deid={{ info.0 }}" >删除a>
                

        

        
        
from django.shortcuts import HttpResponse, render, redirect
import pyodbc


def list_dept(request):
    server = '(local),1433'  # 输入你的数据库访问地址，端口号默认1433，用逗号分隔
    database = 'study2'  # 数据库名称
    username = 'sa'  # 用户名，初期学习时请使用sa帐户，免得因为权限问题造成困难
    password = '2020901067'  # 密码
    cnxn = pyodbc.connect(
        'DRIVER={ODBC Driver 11 for SQL Server};SERVER=' + server \
        + ';DATABASE=' + database + ';UID=' + username + ';PWD=' + password)
    cursor = cnxn.cursor()
    cursor.execute("SELECT * From 单位表;")
    row = cursor.fetchall()
    cursor.close()
    cnxn.close()
    return render(request, "list_dept.html", {"list": row})


def dept_add(request):
    if request.method == "POST":
        deptid = request.POST.get("deptid", None)
        deptname = request.POST.get("deptname", None)
        sql = "Insert into 单位表(单位编号,单位名称) values (?,?)"
        server = '(local),1433'  # 输入你的数据库访问地址，端口号默认1433，用逗号分隔
        database = 'study2'  # 数据库名称
        username = 'sa'  # 用户名，初期学习时请使用sa帐户，免得因为权限问题造成困难
        password = '2020901067'  # 密码
        cnxn = pyodbc.connect(
            'DRIVER={ODBC Driver 11 for SQL Server};SERVER=' + server \
            + ';DATABASE=' + database + ';UID=' + username + ';PWD=' + password)
        cursor = cnxn.cursor()
        rowcount = cursor.execute(sql, deptid, deptname)

        cursor.close()
        cnxn.commit()
        cnxn.close()
        return redirect("/list_dept/")
    return render(request, "dept_add.html")


def dept_delete(request):
    if request.method == "GET":
        deptid = request.GET.get("deid", None)
        sql = "Delete 单位表 From 单位表 Where 单位编号 = ?"
        server = '(local),1433'  # 输入你的数据库访问地址，端口号默认1433，用逗号分隔
        database = 'study2'  # 数据库名称
        username = 'sa'  # 用户名，初期学习时请使用sa帐户，免得因为权限问题造成困难
        password = '2020901067'  # 密码
        cnxn = pyodbc.connect(
            'DRIVER={ODBC Driver 11 for SQL Server};SERVER=' + server + ';DATABASE=' + database + ';UID=' + username + ';PWD=' + password)
        cursor = cnxn.cursor()
        rowcount = cursor.execute(sql, deptid)  # 这里可以通过判断影响的行数判断是否插入成功
        cursor.close()
        cnxn.commit()
        cnxn.close()
        return redirect("/list_dept/")




:\Users\Admin\PycharmProjects\sy45\venv\Scripts\python.exe C:\Users\Admin\PycharmProjects\sy45\manage.py runserver 8000 
Performing system checks...

Watching for file changes with StatReloader
System check identified no issues (0 silenced).

You have 18 unapplied migration(s). Your project may not work properly until you apply the migrations for app(s): admin, auth, contenttypes, sessions.
Run 'python manage.py migrate' to apply them.
November 13, 2022 - 10:27:16
Django version 3.2.16, using settings 'sy45.settings'
Starting development server at http://127.0.0.1:8000/
Quit the server with CTRL-BREAK.
Not Found: /
[13/Nov/2022 10:27:18] "GET / HTTP/1.1" 404 2300
Not Found: /favicon.ico
[13/Nov/2022 10:27:19] "GET /favicon.ico HTTP/1.1" 404 2351
[13/Nov/2022 10:27:28] "GET /list_dept/dept_add HTTP/1.1" 200 338
[13/Nov/2022 10:27:28] "GET /list_dept/dept_add HTTP/1.1" 200 338
Not Found: /list_dept/dept_dept/dept_add/
[13/Nov/2022 10:27:32] "POST /list_dept/dept_dept/dept_add/ HTTP/1.1" 404 2406

尝试使用

rel="shortcut icon" href="#"/>

但是没有作用。
希望正常实现网页添加数据。