我目前正在运行一个emr5.17.0集群和色调4.2，现在我计划升级我的emr到5.24和迁移色调从4.2到4.4。
我遵循了aws“如何从现有amazonemr集群迁移hue数据库”的指导
https://aws.amazon.com/blogs/big-data/how-to-migrate-a-hue-database-from-an-existing-amazon-emr-cluster/
但是当我尝试从我的新集群导入hue-mysql.json时出现了以下异常！似乎日程安排不支持色调4.4，有没有人有什么好的建议，如何解决这个问题？
[hadoop@ip-172-31-21-127 ~]$sudo/usr/lib/hue/build/env/bin/hue loaddata hue-mysql.json

Traceback (most recent call last):
  File "/usr/lib/hue/build/env/bin/hue", line 14, in <module>
    load_entry_point('desktop', 'console_scripts', 'hue')()
  File "/usr/lib/hue/desktop/core/src/desktop/manage_entry.py", line 216, in entry
    execute_from_command_line(sys.argv)
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/management/__init__.py", line 364, in execute_from_command_line
    utility.execute()
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/management/__init__.py", line 356, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/management/base.py", line 283, in run_from_argv
    self.execute(*args,**cmd_options)
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/management/base.py", line 330, in execute
    output = self.handle(*args,**options)
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/management/commands/loaddata.py", line 69, in handle
    self.loaddata(fixture_labels)
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/management/commands/loaddata.py", line 109, in loaddata
    self.load_label(fixture_label)
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/management/commands/loaddata.py", line 166, in load_label
    for obj in objects:
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/serializers/json.py", line 88, in Deserializer
    six.reraise(DeserializationError, DeserializationError(e), sys.exc_info()[2])
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/serializers/json.py", line 82, in Deserializer
    for obj in PythonDeserializer(objects,**options):
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/core/serializers/python.py", line 129, in Deserializer
    field = Model._meta.get_field(field_name)
  File "/usr/lib/hue/build/env/lib/python2.7/site-packages/Django-1.11.20-py2.7.egg/django/db/models/options.py", line 619, in get_field
    raise FieldDoesNotExist("%s has no field named '%s'" % (self.object_name, field_name))
django.core.serializers.base.DeserializationError: Problem installing fixture '/home/hadoop/hue-mysql.json': ContentType has no field named 'name'