error in submitting quiz in lms and error while registration

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alaa.de...@gmail.com

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Jan 5, 2018, 10:04:04 AM1/5/18

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hello

while register in lms ... I found this error

lms-base-vendor.8ec246e28d47.js:4 POST http://localhost/user_api/v1/account/registration/ 500 (INTERNAL SERVER ERROR)

send @ lms-base-vendor.8ec246e28d47.js:4

ajax @ lms-base-vendor.8ec246e28d47.js:4

sync @ logistration_factory.0af29102808f.js?raw:1

save @ lms-base-vendor.8ec246e28d47.js:10

submitForm @ logistration_factory.0af29102808f.js?raw:1

dispatch @ lms-base-vendor.8ec246e28d47.js:2

elemData.handle @ lms-base-vendor.8ec246e28d47.js:2

Uncaught SyntaxError: Unexpected token < in JSON at position 8

at JSON.parse (<anonymous>)

at child.saveError (logistration_factory.0af29102808f.js?raw:1)

at triggerEvents (lms-base-vendor.8ec246e28d47.js:10)

at triggerApi (lms-base-vendor.8ec246e28d47.js:10)

at eventsApi (lms-base-vendor.8ec246e28d47.js:10)

at child.Events.trigger (lms-base-vendor.8ec246e28d47.js:10)

at Object.error (logistration_factory.0af29102808f.js?raw:1)

at fire (lms-base-vendor.8ec246e28d47.js:2)

at Object.fireWith [as rejectWith] (lms-base-vendor.8ec246e28d47.js:2)

at done (lms-base-vendor.8ec246e28d47.js:4)

while submit quiz in lms this error appear

...........................and this in edx.log

Jan 5 14:05:05 SCECWeb3AZ [service_variant=lms][courseware.module_render][env:sandbox]

WARNING [SCECWeb3AZ 2961] [module_render.py:1002] - Module encountered an error while processing AJAX call

Traceback (most recent call last):

File "/edx/app/edxapp/edx-platform/lms/djangoapps/courseware/module_render.py", line 982, in _invoke_xblock_handler

resp = instance.handle(handler, req, suffix)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/xblock/mixins.py", line 89, in handle

return self.runtime.handle(self, handler_name, request, suffix)

File "/edx/app/edxapp/edx-platform/common/lib/xmodule/xmodule/x_module.py", line 1339, in handle

return super(MetricsMixin, self).handle(block, handler_name, request, suffix=suffix)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/xblock/runtime.py", line 1029, in handle

results = handler(request, suffix)

File "/edx/app/edxapp/edx-platform/common/lib/xmodule/xmodule/x_module.py", line 883, in xmodule_handler

response_data = self.handle_ajax(suffix, request_post)

File "/edx/app/edxapp/edx-platform/common/lib/xmodule/xmodule/capa_module.py", line 92, in handle_ajax

result = handlers[dispatch](data)

File "/edx/app/edxapp/edx-platform/common/lib/xmodule/xmodule/capa_base.py", line 1259, in submit_problem

published_grade = self.publish_grade()

File "/edx/app/edxapp/edx-platform/common/lib/xmodule/xmodule/capa_base.py", line 1139, in publish_grade

'only_if_higher': only_if_higher,

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/messaging.py", line 172, in publish

routing_key, mandatory, immediate, exchange, declare)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/connection.py", line 470, in _ensured

interval_max)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/connection.py", line 382, in ensure_connection

interval_start, interval_step, interval_max, callback)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/utils/__init__.py", line 246, in retry_over_time

return fun(*args, **kwargs)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/connection.py", line 250, in connect

return self.connection

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/connection.py", line 756, in connection

self._connection = self._establish_connection()

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/connection.py", line 711, in _establish_connection

conn = self.transport.establish_connection()

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/kombu/transport/pyamqp.py", line 116, in establish_connection

conn = self.Connection(**opts)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/amqp/connection.py", line 165, in __init__

self.transport = self.Transport(host, connect_timeout, ssl)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/amqp/connection.py", line 186, in Transport

return create_transport(host, connect_timeout, ssl)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/amqp/transport.py", line 299, in create_transport

return TCPTransport(host, connect_timeout)

File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/amqp/transport.py", line 95, in __init__

raise socket.error(last_err)

ProcessingError: Thank You, Your answer has been submitted.

Jan 5 14:05:20 SCECWeb3AZ [service_variant=lms][celery.worker.consumer][env:sandbox]

ERROR [SCECWeb3AZ 1535] [consumer.py:364] - consumer: Cannot connect to amqp://celery:**@localhost:5672//: timed out.

Trying again in 32.00 seconds...

I can't solve these problems so Can any one help me and thnx

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