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python flask框架 老是出现500的错误 刚注册百度bae。想弄个小测试,可是每次部署完了之后,第一次访问没问题,然后点链接或者重新载入就会出现500的错误了。 我在本地怎么刷新都不会出错的,下面是贴的错误信息 Execute 'application' failed Traceback (most recent call last): File "/home/admin/runtime/modules/bae/core/wsgi.py", line 72, in __call__ return self.app(environ, start_response) File "/home/bae/app/deps/flask/app.py", line 1836, in __call__ return self.wsgi_app(environ, start_response) File "/home/bae/app/deps/flask/app.py", line 1820, in wsgi_app response = self.make_response(self.handle_exception(e)) File "/home/bae/app/deps/flask/app.py", line 1403, in handle_exception reraise(exc_type, exc_value, tb) File "/home/bae/app/deps/flask/app.py", line 1817, in wsgi_app response = self.full_dispatch_request() File "/home/bae/app/deps/flask/app.py", line 1477, in full_dispatch_request rv = self.handle_user_exception(e) File "/home/bae/app/deps/flask/app.py", line 1381, in handle_user_exception reraise(exc_type, exc_value, tb) File "/home/bae/app/deps/flask/app.py", line 1475, in full_dispatch_request rv = self.dispatch_request() File "/home/bae/app/deps/flask/app.py", line 1461, in dispatch_request return self.view_functions[rule.endpoint](**req.view_args) File "/home/bae/app/blog/views.py", line 26, in index posts=posts) File "/home/bae/app/deps/flask/templating.py", line 128, in render_template context, ctx.app) File "/home/bae/app/deps/flask/templating.py", line 110, in _render rv = template.render(context) File "/home/bae/app/deps/jinja2/environment.py", line 969, in render return self.environment.handle_exception(exc_info, True) File "/home/bae/app/deps/jinja2/environment.py", line 742, in handle_exception reraise(exc_type, exc_value, tb) File "/home/bae/app/blog/templates/index.html", line 8, in top-level template code <h1>Hi, {{user.nickname}}!</h1> File "/home/bae/app/deps/markupsafe/__init__.py", line 69, in __new__ if hasattr(base, '__html__'): TypeError: 'NoneType' object is not callable
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