TypeError at /create/
save() got an unexpected keyword argument 'force_insert'

Request Method: POST
Request URL: http://127.0.0.1:8000/create/
Django Version: 1.9.2
Python Executable: /usr/bin/python
Python Version: 2.7.10
Python Path: ['/Users/me/Dropbox (Personal)/Django/ghotel_new_models', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python27.zip', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-darwin', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-mac', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-mac/lib-scriptpackages', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/lib-tk', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/lib-old', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/lib-dynload', '/Library/Python/2.7/site-packages', '/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python', '/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/PyObjC']
Server time: Sun, 13 Aug 2017 16:46:09 +0000
Installed Applications:
['core.apps.CoreConfig',
 'django.contrib.admin',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'rest_framework',
 'corsheaders']
Installed Middleware:
['django.middleware.security.SecurityMiddleware',
 'django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware',
 'corsheaders.middleware.CorsMiddleware',
 'django.middleware.common.CommonMiddleware']


Traceback:

File "/Library/Python/2.7/site-packages/django/core/handlers/base.py" in get_response
  149.                     response = self.process_exception_by_middleware(e, request)

File "/Library/Python/2.7/site-packages/django/core/handlers/base.py" in get_response
  147.                     response = wrapped_callback(request, *callback_args, **callback_kwargs)

File "/Library/Python/2.7/site-packages/django/views/decorators/csrf.py" in wrapped_view
  58.         return view_func(*args, **kwargs)

File "/Library/Python/2.7/site-packages/django/views/generic/base.py" in view
  68.             return self.dispatch(request, *args, **kwargs)

File "/Library/Python/2.7/site-packages/rest_framework/views.py" in dispatch
  483.             response = self.handle_exception(exc)

File "/Library/Python/2.7/site-packages/rest_framework/views.py" in handle_exception
  443.             self.raise_uncaught_exception(exc)

File "/Library/Python/2.7/site-packages/rest_framework/views.py" in dispatch
  480.             response = handler(request, *args, **kwargs)

File "/Library/Python/2.7/site-packages/rest_framework/generics.py" in post
  191.         return self.create(request, *args, **kwargs)

File "/Library/Python/2.7/site-packages/rest_framework/mixins.py" in create
  21.         self.perform_create(serializer)

File "/Library/Python/2.7/site-packages/rest_framework/mixins.py" in perform_create
  26.         serializer.save()

File "/Library/Python/2.7/site-packages/rest_framework/serializers.py" in save
  214.             self.instance = self.create(validated_data)

File "/Users/me/Dropbox (Personal)/Django/ghotel_new_models/core/serializers.py" in create
  114.             day, created = Day.objects.get_or_create(date=obj['date'], price=obj['price'], payment_type=obj['payment_type'], payment_date=obj['payment_date'])

File "/Library/Python/2.7/site-packages/django/db/models/manager.py" in manager_method
  122.                 return getattr(self.get_queryset(), name)(*args, **kwargs)

File "/Library/Python/2.7/site-packages/django/db/models/query.py" in get_or_create
  467.             return self._create_object_from_params(lookup, params)

File "/Library/Python/2.7/site-packages/django/db/models/query.py" in _create_object_from_params
  499.                 obj = self.create(**params)

File "/Library/Python/2.7/site-packages/django/db/models/query.py" in create
  401.         obj.save(force_insert=True, using=self.db)

Exception Type: TypeError at /create/
Exception Value: save() got an unexpected keyword argument 'force_insert'
Request information:
GET: No GET data

POST: No POST data

FILES: No FILES data

COOKIES:
admin = '%D0%9E%D1%82%D0%BB%D0%B8'
csrftoken = 'hWXt7ByXW9WNHosYrTJEKKVXgnzKLVmQ'
sessionid = 'zarx2po6kwb3k9ytgz312fem203mv5fu'

META:
wsgi.multiprocess = False
RUN_MAIN = 'true'
HTTP_REFERER = 'http://127.0.0.1:8000/createview/?room=2&start=2017-08-24&end=2017-08-25'
VERSIONER_PYTHON_PREFER_32_BIT = 'no'
SERVER_SOFTWARE = 'WSGIServer/0.1 Python/2.7.10'
LC_CTYPE = 'UTF-8'
TERM_PROGRAM_VERSION = '388.1.1'
REQUEST_METHOD = 'POST'
LOGNAME = 'me'
USER = 'me'
HTTP_ORIGIN = 'http://127.0.0.1:8000'
PATH = '/Library/Frameworks/Python.framework/Versions/3.5/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin'
QUERY_STRING = ''
HOME = '/Users/me'
wsgi.errors = <open file '<stderr>', mode 'w' at 0x10ddda1e0>
TERM_PROGRAM = 'Apple_Terminal'
CONTENT_LENGTH = '344'
TERM = 'xterm-256color'
SHELL = '/bin/bash'
TZ = 'UTC'
HTTP_COOKIE = 'sessionid=zarx2po6kwb3k9ytgz312fem203mv5fu; admin=%D0%9E%D1%82%D0%BB%D0%B8; csrftoken=hWXt7ByXW9WNHosYrTJEKKVXgnzKLVmQ'
SERVER_NAME = '1.0.0.127.in-addr.arpa'
VERSIONER_PYTHON_VERSION = '2.7'
SHLVL = '1'
SECURITYSESSIONID = '1982e'
XPC_FLAGS = '0x0'
wsgi.url_scheme = 'http'
_ = '/usr/bin/python'
SERVER_PORT = '8000'
TERM_SESSION_ID = 'CFB98EBD-0D03-4453-8F6C-6ED76FB57C63'
SSH_AUTH_SOCK = '/private/tmp/com.apple.launchd.GprLMGbjSq/Listeners'
HTTP_X_REQUESTED_WITH = 'XMLHttpRequest'
XPC_SERVICE_NAME = '0'
wsgi.input = <socket._fileobject object at 0x10f69bdd0>
Apple_PubSub_Socket_Render = '/private/tmp/com.apple.launchd.2EI8dcOUra/Render'
HTTP_HOST = '127.0.0.1:8000'
SCRIPT_NAME = u''
wsgi.multithread = True
HTTP_CONNECTION = 'keep-alive'
TMPDIR = '/var/folders/b2/kz12ncmn0sn95_yp48vxcmj40000gn/T/'
HTTP_ACCEPT = 'application/json, text/javascript, */*; q=0.01'
wsgi.version =
HTTP_USER_AGENT = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.90 Safari/537.36'
GATEWAY_INTERFACE = 'CGI/1.1'
wsgi.run_once = False
CSRF_COOKIE = u'hWXt7ByXW9WNHosYrTJEKKVXgnzKLVmQ'
OLDPWD = '/Users/me/Dropbox/Django/ghotel'
REMOTE_ADDR = '127.0.0.1'
HTTP_ACCEPT_LANGUAGE = 'en-US,en;q=0.8,ru;q=0.6'
__CF_USER_TEXT_ENCODING = '0x1F5:0x0:0x0'
PWD = '/Users/me/Dropbox/Django/ghotel_new_models'
SERVER_PROTOCOL = 'HTTP/1.1'
DJANGO_SETTINGS_MODULE = 'ghotel.settings'
CONTENT_TYPE = 'application/json; charset=UTF-8'
wsgi.file_wrapper = ''
REMOTE_HOST = ''
HTTP_ACCEPT_ENCODING = 'gzip, deflate, br'
PATH_INFO = u'/create/'

Settings:
Using settings module ghotel.settings
SECURE_BROWSER_XSS_FILTER = False
USE_X_FORWARDED_PORT = False
USE_THOUSAND_SEPARATOR = False
CSRF_COOKIE_SECURE = False
LANGUAGE_CODE = 'en-us'
ROOT_URLCONF = 'ghotel.urls'
MANAGERS = []
BASE_DIR = '/Users/me/Dropbox (Personal)/Django/ghotel_new_models'
SILENCED_SYSTEM_CHECKS = []
DEFAULT_CHARSET = 'utf-8'
SESSION_SERIALIZER = 'django.contrib.sessions.serializers.JSONSerializer'
STATIC_ROOT = None
ALLOWED_HOSTS = []
MESSAGE_STORAGE = 'django.contrib.messages.storage.fallback.FallbackStorage'
EMAIL_SUBJECT_PREFIX = '[Django] '
SERVER_EMAIL = 'root@localhost'
SECURE_HSTS_SECONDS = 0
STATICFILES_FINDERS = ['django.contrib.staticfiles.finders.FileSystemFinder', 'django.contrib.staticfiles.finders.AppDirectoriesFinder']
SESSION_CACHE_ALIAS = 'default'
SESSION_COOKIE_DOMAIN = None
SESSION_COOKIE_NAME = 'sessionid'
TIME_INPUT_FORMATS = ['%H:%M:%S', '%H:%M:%S.%f', '%H:%M']
SECURE_REDIRECT_EXEMPT = []
DATABASES = {'default': {'ENGINE': 'django.db.backends.sqlite3', 'AUTOCOMMIT': True, 'ATOMIC_REQUESTS': False, 'NAME': '/Users/me/Dropbox (Personal)/Django/ghotel_new_models/db.sqlite3', 'CONN_MAX_AGE': 0, 'TIME_ZONE': None, 'OPTIONS': {}, 'HOST': '', 'USER': '', 'TEST': {'COLLATION': None, 'CHARSET': None, 'NAME': None, 'MIRROR': None}, 'PASSWORD': u'********************', 'PORT': ''}}
EMAIL_SSL_KEYFILE = u'********************'
FILE_UPLOAD_DIRECTORY_PERMISSIONS = None
FILE_UPLOAD_PERMISSIONS = None
FILE_UPLOAD_HANDLERS = ['django.core.files.uploadhandler.MemoryFileUploadHandler', 'django.core.files.uploadhandler.TemporaryFileUploadHandler']
DEFAULT_CONTENT_TYPE = 'text/html'
APPEND_SLASH = True
LOCALE_PATHS = []
DATABASE_ROUTERS = []
DEFAULT_TABLESPACE = ''
YEAR_MONTH_FORMAT = 'F Y'
STATICFILES_STORAGE = 'django.contrib.staticfiles.storage.StaticFilesStorage'
CACHES = {'default': {'BACKEND': 'django.core.cache.backends.locmem.LocMemCache'}}
SESSION_COOKIE_PATH = '/'
EMAIL_HOST_PASSWORD = u'********************'
SECURE_CONTENT_TYPE_NOSNIFF = False
MIDDLEWARE_CLASSES = ['django.middleware.security.SecurityMiddleware', 'django.contrib.sessions.middleware.SessionMiddleware', 'django.middleware.common.CommonMiddleware', 'django.middleware.csrf.CsrfViewMiddleware', 'django.contrib.auth.middleware.AuthenticationMiddleware', 'django.contrib.messages.middleware.MessageMiddleware', 'django.middleware.clickjacking.XFrameOptionsMiddleware', 'corsheaders.middleware.CorsMiddleware', 'django.middleware.common.CommonMiddleware']
USE_I18N = True
THOUSAND_SEPARATOR = ','
SECRET_KEY = u'********************'
LANGUAGE_COOKIE_NAME = 'django_language'
DEFAULT_INDEX_TABLESPACE = ''
LOGGING_CONFIG = 'logging.config.dictConfig'
TEMPLATE_LOADERS = ['django.template.loaders.filesystem.Loader', 'django.template.loaders.app_directories.Loader']
FIRST_DAY_OF_WEEK = 0
WSGI_APPLICATION = 'ghotel.wsgi.application'
TEMPLATE_DEBUG = False
X_FRAME_OPTIONS = 'SAMEORIGIN'
CSRF_COOKIE_NAME = 'csrftoken'
FORCE_SCRIPT_NAME = None
USE_X_FORWARDED_HOST = False
CSRF_HEADER_NAME = 'HTTP_X_CSRFTOKEN'
EMAIL_TIMEOUT = None
SECURE_SSL_HOST = None
SIGNING_BACKEND = 'django.core.signing.TimestampSigner'
SESSION_COOKIE_SECURE = False
CSRF_COOKIE_DOMAIN = None
FILE_CHARSET = 'utf-8'
DEBUG = True
CSRF_TRUSTED_ORIGINS = []
LANGUAGE_COOKIE_DOMAIN = None
DEFAULT_FILE_STORAGE = 'django.core.files.storage.FileSystemStorage'
INSTALLED_APPS = ['core.apps.CoreConfig', 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', 'rest_framework', 'corsheaders']
LANGUAGES = [('af', 'Afrikaans'), ('ar', 'Arabic'), ('ast', 'Asturian'), ('az', 'Azerbaijani'), ('bg', 'Bulgarian'), ('be', 'Belarusian'), ('bn', 'Bengali'), ('br', 'Breton'), ('bs', 'Bosnian'), ('ca', 'Catalan'), ('cs', 'Czech'), ('cy', 'Welsh'), ('da', 'Danish'), ('de', 'German'), ('el', 'Greek'), ('en', 'English'), ('en-au', 'Australian English'), ('en-gb', 'British English'), ('eo', 'Esperanto'), ('es', 'Spanish'), ('es-ar', 'Argentinian Spanish'), ('es-co', 'Colombian Spanish'), ('es-mx', 'Mexican Spanish'), ('es-ni', 'Nicaraguan Spanish'), ('es-ve', 'Venezuelan Spanish'), ('et', 'Estonian'), ('eu', 'Basque'), ('fa', 'Persian'), ('fi', 'Finnish'), ('fr', 'French'), ('fy', 'Frisian'), ('ga', 'Irish'), ('gd', 'Scottish Gaelic'), ('gl', 'Galician'), ('he', 'Hebrew'), ('hi', 'Hindi'), ('hr', 'Croatian'), ('hu', 'Hungarian'), ('ia', 'Interlingua'), ('id', 'Indonesian'), ('io', 'Ido'), ('is', 'Icelandic'), ('it', 'Italian'), ('ja', 'Japanese'), ('ka', 'Georgian'), ('kk', 'Kazakh'), ('km', 'Khmer'), ('kn', 'Kannada'), ('ko', 'Korean'), ('lb', 'Luxembourgish'), ('lt', 'Lithuanian'), ('lv', 'Latvian'), ('mk', 'Macedonian'), ('ml', 'Malayalam'), ('mn', 'Mongolian'), ('mr', 'Marathi'), ('my', 'Burmese'), ('nb', 'Norwegian Bokmal'), ('ne', 'Nepali'), ('nl', 'Dutch'), ('nn', 'Norwegian Nynorsk'), ('os', 'Ossetic'), ('pa', 'Punjabi'), ('pl', 'Polish'), ('pt', 'Portuguese'), ('pt-br', 'Brazilian Portuguese'), ('ro', 'Romanian'), ('ru', 'Russian'), ('sk', 'Slovak'), ('sl', 'Slovenian'), ('sq', 'Albanian'), ('sr', 'Serbian'), ('sr-latn', 'Serbian Latin'), ('sv', 'Swedish'), ('sw', 'Swahili'), ('ta', 'Tamil'), ('te', 'Telugu'), ('th', 'Thai'), ('tr', 'Turkish'), ('tt', 'Tatar'), ('udm', 'Udmurt'), ('uk', 'Ukrainian'), ('ur', 'Urdu'), ('vi', 'Vietnamese'), ('zh-hans', 'Simplified Chinese'), ('zh-hant', 'Traditional Chinese')]
USE_L10N = True
SECURE_HSTS_INCLUDE_SUBDOMAINS = False
STATICFILES_DIRS = []
PREPEND_WWW = False
SECURE_PROXY_SSL_HEADER = None
LANGUAGE_COOKIE_AGE = None
SESSION_COOKIE_HTTPONLY = True
DEBUG_PROPAGATE_EXCEPTIONS = False
CSRF_COOKIE_AGE = 31449600
MONTH_DAY_FORMAT = 'F j'
LOGIN_URL = '/accounts/login/'
SESSION_EXPIRE_AT_BROWSER_CLOSE = False
TIME_FORMAT = 'P'
AUTH_USER_MODEL = 'auth.User'
DATE_INPUT_FORMATS = ['%Y-%m-%d', '%m/%d/%Y', '%m/%d/%y', '%b %d %Y', '%b %d, %Y', '%d %b %Y', '%d %b, %Y', '%B %d %Y', '%B %d, %Y', '%d %B %Y', '%d %B, %Y']
AUTHENTICATION_BACKENDS = ['django.contrib.auth.backends.ModelBackend']
AUTH_PASSWORD_VALIDATORS = u'********************'
PASSWORD_RESET_TIMEOUT_DAYS = u'********************'
SESSION_FILE_PATH = None
CACHE_MIDDLEWARE_ALIAS = 'default'
SESSION_SAVE_EVERY_REQUEST = False
NUMBER_GROUPING = 0
SESSION_ENGINE = 'django.contrib.sessions.backends.db'
CSRF_FAILURE_VIEW = 'django.views.csrf.csrf_failure'
CSRF_COOKIE_PATH = '/'
LOGIN_REDIRECT_URL = '/accounts/profile/'
DECIMAL_SEPARATOR = '.'
IGNORABLE_404_URLS = []
MIGRATION_MODULES = {}
TEMPLATE_STRING_IF_INVALID = ''
LOGOUT_URL = '/accounts/logout/'
EMAIL_USE_TLS = False
FIXTURE_DIRS = []
EMAIL_HOST = 'localhost'
DATE_FORMAT = 'N j, Y'
MEDIA_ROOT = ''
DEFAULT_EXCEPTION_REPORTER_FILTER = 'django.views.debug.SafeExceptionReporterFilter'
ADMINS = []
FORMAT_MODULE_PATH = None
DEFAULT_FROM_EMAIL = 'webmaster@localhost'
REST_FRAMEWORK = {'DEFAULT_AUTHENTICATION_CLASSES': ('rest_framework.authentication.TokenAuthentication',), 'DEFAULT_PERMISSION_CLASSES': ('rest_framework.permissions.AllowAny',)}
MEDIA_URL = ''
DATETIME_FORMAT = 'N j, Y, P'
TEMPLATE_DIRS = []
DISALLOWED_USER_AGENTS = []
ALLOWED_INCLUDE_ROOTS = []
LOGGING = {}
SHORT_DATE_FORMAT = 'm/d/Y'
TEMPLATES = [{'DIRS': ['/Users/me/Dropbox (Personal)/Django/ghotel_new_models/templates'], 'APP_DIRS': True, 'OPTIONS': {'context_processors': ['django.template.context_processors.debug', 'django.template.context_processors.request', 'django.contrib.auth.context_processors.auth', 'django.contrib.messages.context_processors.messages']}, 'BACKEND': 'django.template.backends.django.DjangoTemplates'}]
TEST_RUNNER = 'django.test.runner.DiscoverRunner'
CACHE_MIDDLEWARE_KEY_PREFIX = u'********************'
SECURE_SSL_REDIRECT = False
TIME_ZONE = 'UTC'
CORS_ORIGIN_ALLOW_ALL = True
FILE_UPLOAD_MAX_MEMORY_SIZE = 2621440
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_USE_SSL = False
TEMPLATE_CONTEXT_PROCESSORS = ['django.contrib.auth.context_processors.auth', 'django.template.context_processors.debug', 'django.template.context_processors.i18n', 'django.template.context_processors.media', 'django.template.context_processors.static', 'django.template.context_processors.tz', 'django.contrib.messages.context_processors.messages']
SESSION_COOKIE_AGE = 1209600
SETTINGS_MODULE = 'ghotel.settings'
USE_ETAGS = False
LANGUAGES_BIDI = ['he', 'ar', 'fa', 'ur']
FILE_UPLOAD_TEMP_DIR = None
INTERNAL_IPS = []
STATIC_URL = '/static/'
EMAIL_PORT = 25
USE_TZ = True
SHORT_DATETIME_FORMAT = 'm/d/Y P'
TEST_NON_SERIALIZED_APPS = []
PASSWORD_HASHERS = u'********************'
ABSOLUTE_URL_OVERRIDES = {}
LANGUAGE_COOKIE_PATH = '/'
CACHE_MIDDLEWARE_SECONDS = 600
EMAIL_SSL_CERTFILE = None
CSRF_COOKIE_HTTPONLY = False
DATETIME_INPUT_FORMATS = ['%Y-%m-%d %H:%M:%S', '%Y-%m-%d %H:%M:%S.%f', '%Y-%m-%d %H:%M', '%Y-%m-%d', '%m/%d/%Y %H:%M:%S', '%m/%d/%Y %H:%M:%S.%f', '%m/%d/%Y %H:%M', '%m/%d/%Y', '%m/%d/%y %H:%M:%S', '%m/%d/%y %H:%M:%S.%f', '%m/%d/%y %H:%M', '%m/%d/%y']
EMAIL_HOST_USER = ''


You're seeing this error because you have DEBUG = True in your
Django settings file. Change that to False, and Django will
display a standard page generated by the handler for this status code.