在我的生产（linux）服务器上，一切似乎运行良好。开发时问题仅在我的Mac上。
运行
./venv/bin/python3 -Xfaulthandler manage.py runserver --noreload
迁移运行正常，但页面呈现段错误：
Performing system checks...
System check identified no issues (0 silenced).
March 17, 2019 - 08:04:34
Django version 1.11.20, using settings 'project.settings'
Starting development server at http://127.0.0.1:8000/
Quit the server with CONTROL-C.
Fatal Python error: Segmentation fault
Current thread 0x000070000864d000 (most recent call first):
File "<local_dir>/venv/lib/python3.6/site-packages/django/db/backends/sqlite3/base.py", line 328 in execute
File "<local_dir>/venv/lib/python3.6/site-packages/django/db/backends/utils.py", line 64 in execute
File "<local_dir>/venv/lib/python3.6/site-packages/django/db/backends/utils.py", line 79 in execute
File "<local_dir>/venv/lib/python3.6/site-packages/django/db/models/sql/compiler.py", line 889 in execute_sql
File "<local_dir>/venv/lib/python3.6/site-packages/django/db/models/query.py", line 53 in __iter__
File "<local_dir>/venv/lib/python3.6/site-packages/cms/utils/plugins.py", line 284 in downcast_plugins
File "<local_dir>/venv/lib/python3.6/site-packages/cms/utils/plugins.py", line 75 in <genexpr>
File "<local_dir>/venv/lib/python3.6/site-packages/cms/utils/plugins.py", line 75 in assign_plugins
File "<local_dir>/venv/lib/python3.6/site-packages/cms/plugin_rendering.py", line 529 in _preload_placeholders_for_page
File "<local_dir>/venv/lib/python3.6/site-packages/cms/plugin_rendering.py", line 329 in render_page_placeholder
File "<local_dir>/venv/lib/python3.6/site-packages/cms/templatetags/cms_tags.py", line 309 in render_tag
File "<local_dir>/venv/lib/python3.6/site-packages/classytags/core.py", line 153 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 957 in render_annotated
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 990 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/loader_tags.py", line 72 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 957 in render_annotated
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 990 in render
File "<local_dir>/venv/lib/python3.6/site-packages/cms/templatetags/cms_tags.py", line 444 in render_tag
File "<local_dir>/venv/lib/python3.6/site-packages/classytags/core.py", line 153 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 957 in render_annotated
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 990 in render
File "<local_dir>/venv/lib/python3.6/site-packages/sekizai/templatetags/sekizai_tags.py", line 93 in render_tag
File "<local_dir>/venv/lib/python3.6/site-packages/classytags/core.py", line 153 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 957 in render_annotated
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 990 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 199 in _render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/loader_tags.py", line 177 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 957 in render_annotated
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 990 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 199 in _render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/base.py", line 207 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/backends/django.py", line 66 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/response.py", line 84 in rendered_content
File "<local_dir>/venv/lib/python3.6/site-packages/django/template/response.py", line 107 in render
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/handlers/base.py", line 215 in _get_response
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/handlers/base.py", line 249 in _legacy_get_response
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/handlers/exception.py", line 41 in inner
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/handlers/base.py", line 124 in get_response
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/handlers/wsgi.py", line 157 in __call__
File "<local_dir>/venv/lib/python3.6/site-packages/django/contrib/staticfiles/handlers.py", line 63 in __call__
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/wsgiref/handlers.py", line 137 in run
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/servers/basehttp.py", line 155 in handle
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/socketserver.py", line 696 in __init__
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/socketserver.py", line 361 in finish_request
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/socketserver.py", line 639 in process_request_thread
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 864 in run
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 916 in _bootstrap_inner
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 884 in _bootstrap
Thread 0x0000000109d415c0 (most recent call first):
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/selectors.py", line 376 in select
File "/usr/local/Cellar/python/3.6.5_1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/socketserver.py", line 236 in serve_forever
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/servers/basehttp.py", line 174 in run
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 148 in inner_run
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 111 in run
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 100 in handle
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/base.py", line 330 in execute
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 61 in execute
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/base.py", line 283 in run_from_argv
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/__init__.py", line 356 in execute
File "<local_dir>/venv/lib/python3.6/site-packages/django/core/management/__init__.py", line 364 in execute_from_command_line
File "manage.py", line 11 in <module>
Segmentation fault: 11
这是sqlite3错误吗？还有吗我不确定是哪个线程导致了段错误。