inspectdb traceback

while trying to build an app around an existing database, inspectdb bails out on me. the server is running fine and says "0 errors found". any ideas ?

root@lpgaixmgmtlx01:/root/django/aixregistry_nxt>./manage.py runserver 0.0.0.0:8000
Validating models...

0 errors found
February 01, 2019 - 12:41:31
Django version 1.6.11.7, using settings 'aixregistry_nxt.settings'
Starting development server at http://0.0.0.0:8000/
Quit the server with CONTROL-C.

root@lpgaixmgmtlx01:/root/django/aixregistry_nxt>./manage.py inspectdb
Traceback (most recent call last):
  File "./manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/usr/lib/python2.7/site-packages/django/core/management/__init__.py", line 399, in execute_from_command_line
    utility.execute()
  File "/usr/lib/python2.7/site-packages/django/core/management/__init__.py", line 392, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/usr/lib/python2.7/site-packages/django/core/management/base.py", line 242, in run_from_argv
    self.execute(*args, **options.__dict__)
  File "/usr/lib/python2.7/site-packages/django/core/management/base.py", line 285, in execute
    output = self.handle(*args, **options)
  File "/usr/lib/python2.7/site-packages/django/core/management/base.py", line 415, in handle
    return self.handle_noargs(**options)
  File "/usr/lib/python2.7/site-packages/django/core/management/commands/inspectdb.py", line 27, in handle_noargs
    for line in self.handle_inspection(options):
  File "/usr/lib/python2.7/site-packages/django/core/management/commands/inspectdb.py", line 40, in handle_inspection
    cursor = connection.cursor()
  File "/usr/lib/python2.7/site-packages/django/db/backends/__init__.py", line 160, in cursor
    cursor = self.make_debug_cursor(self._cursor())
  File "/usr/lib/python2.7/site-packages/django/db/backends/__init__.py", line 132, in _cursor
    self.ensure_connection()
  File "/usr/lib/python2.7/site-packages/django/db/backends/__init__.py", line 127, in ensure_connection
    self.connect()
  File "/usr/lib/python2.7/site-packages/django/db/backends/__init__.py", line 115, in connect
    self.connection = self.get_new_connection(conn_params)
  File "/usr/lib/python2.7/site-packages/django/db/backends/mysql/base.py", line 437, in get_new_connection
    conn.encoders[SafeBytes] = conn.encoders[bytes]
KeyError: <type 'str'>
Enter code here...

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