小编Mik*_*ton的帖子

每次我运行我的应用程序时，它都会工作，直到我向/files路由发送请求，在那里我得到一个ValueError: Required parameter name not set. 该错误未指定parameter未设置的内容。

from flask import (
    Flask, render_template, redirect, 
    url_for, g, session, flash, request
)
from flask_session import Session
from flask_bootstrap import Bootstrap
from flask_wtf import FlaskForm
from flask_wtf.file import FileField
from datetime import datetime
from wtforms import StringField, PasswordField, BooleanField, DateTimeField, TextField
from wtforms.validators import InputRequired, Email, Length
from flask_sqlalchemy  import SQLAlchemy
from werkzeug.security import generate_password_hash, check_password_hash
from flask_login import (LoginManager, UserMixin, login_user,
                         login_required, logout_user, current_user)
from werkzeug.utils …