Server error

Please let an administrator how to trigger this error again.
Error:

Traceback (most recent call last):
  File "main.py", line 481, in get_dynamic
    body = page.run()
  File "pages/front_profile.py", line 7, in run
    redirect("https://www.qidi-edu.com/home/#/teachers?index=first&menuIndex=3-1", code=301)
  File "/etc/qidi_kengine/venv36/lib/python3.6/site-packages/bottle.py", line 2440, in redirect
    raise res
bottle.HTTPResponse