Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
    context)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/default.py", line 450, in do_execute
    cursor.execute(statement, parameters)
  File "/usr/lib/python3/dist-packages/mysql/connector/cursor.py", line 507, in execute
    self._handle_result(self._connection.cmd_query(stmt))
  File "/usr/lib/python3/dist-packages/mysql/connector/connection.py", line 722, in cmd_query
    result = self._handle_result(self._send_cmd(ServerCmd.QUERY, query))
  File "/usr/lib/python3/dist-packages/mysql/connector/connection.py", line 640, in _handle_result
    raise errors.get_exception(packet)
mysql.connector.errors.ProgrammingError: 1050 (42S01): Table 'Nets' already exists

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/qluman-10/qluman-cli.py", line 1470, in <module>
    main()
  File "/usr/lib/python3/dist-packages/qluman-10/qluman-cli.py", line 1442, in main
    DB = QluManDB(db_cf_file, db_create)
  File "/usr/lib/python3/dist-packages/qluman-10/server/db/schema.py", line 58, in __init__
    self.connect(create)
  File "/usr/lib/python3/dist-packages/qluman-10/server/db/schema.py", line 82, in connect
    self.create_db()
  File "/usr/lib/python3/dist-packages/qluman-10/server/db/schema.py", line 85, in create_db
    Base.metadata.create_all(self.engine)
  File "/usr/lib/python3/dist-packages/sqlalchemy/sql/schema.py", line 3695, in create_all
    tables=tables)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 1856, in _run_visitor
    conn._run_visitor(visitorcallable, element, **kwargs)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 1481, in _run_visitor
    **kwargs).traverse_single(element)
  File "/usr/lib/python3/dist-packages/sqlalchemy/sql/visitors.py", line 121, in traverse_single
    return meth(obj, **kw)
  File "/usr/lib/python3/dist-packages/sqlalchemy/sql/ddl.py", line 730, in visit_metadata
    _is_metadata_operation=True)
  File "/usr/lib/python3/dist-packages/sqlalchemy/sql/visitors.py", line 121, in traverse_single
    return meth(obj, **kw)
  File "/usr/lib/python3/dist-packages/sqlalchemy/sql/ddl.py", line 764, in visit_table
    include_foreign_key_constraints=include_foreign_key_constraints
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 914, in execute
    return meth(self, multiparams, params)
  File "/usr/lib/python3/dist-packages/sqlalchemy/sql/ddl.py", line 68, in _execute_on_connection
    return connection._execute_ddl(self, multiparams, params)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 968, in _execute_ddl
    compiled
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 1146, in _execute_context
    context)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 1341, in _handle_dbapi_exception
    exc_info
  File "/usr/lib/python3/dist-packages/sqlalchemy/util/compat.py", line 189, in raise_from_cause
    reraise(type(exception), exception, tb=exc_tb, cause=exc_value)
  File "/usr/lib/python3/dist-packages/sqlalchemy/util/compat.py", line 182, in reraise
    raise value.with_traceback(tb)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
    context)
  File "/usr/lib/python3/dist-packages/sqlalchemy/engine/default.py", line 450, in do_execute
    cursor.execute(statement, parameters)
  File "/usr/lib/python3/dist-packages/mysql/connector/cursor.py", line 507, in execute
    self._handle_result(self._connection.cmd_query(stmt))
  File "/usr/lib/python3/dist-packages/mysql/connector/connection.py", line 722, in cmd_query
    result = self._handle_result(self._send_cmd(ServerCmd.QUERY, query))
  File "/usr/lib/python3/dist-packages/mysql/connector/connection.py", line 640, in _handle_result
    raise errors.get_exception(packet)
sqlalchemy.exc.ProgrammingError: (mysql.connector.errors.ProgrammingError) 1050 (42S01): Table 'Nets' already exists [SQL: '\nCREATE TABLE `Nets` (\n\tid INTEGER UNSIGNED NOT NULL AUTO_INCREMENT, \n\tname TEXT NOT NULL, \n\tnetwork INTEGER UNSIGNED NOT NULL, \n\tnetmask INTEGER UNSIGNED NOT NULL, \n\tgateway INTEGER UNSIGNED, \n\tmaster_id INTEGER UNSIGNED, \n\tcfg_by INTEGER UNSIGNED NOT NULL, \n\thost_prefix VARCHAR(64), \n\thost_postfix VARCHAR(64), \n\tPRIMARY KEY (id), \n\tUNIQUE (network), \n\tFOREIGN KEY(master_id) REFERENCES `Nets` (id)\n)ENGINE=InnoDB\n\n']