httpx.RemoteProtocolError: illegal header line: bytearray(b'get-ban-to-cache-result/forum.php: userdata not support')

[zhs509]

import httpx
from fake_useragent import UserAgent
headers = {'user-agent':UserAgent().random}
url = 'https://club.huawei.com/thread-26829078-1-1.html'
resp = httpx.get(url=url,headers=headers)
print(resp.text)

environment：win10 x64，Python 3.8.1 (tags/v3.8.1:1b293b6, Dec 18 2019, 22:39:24) [MSC v.1916 32 bit (Intel)] on win32

using httpx return httpx.RemoteProtocolError，while using requests return ok.

[tomchristie]

Duplicate of #1363