Traceback (most recent call last):

 "manage.py", line 42, in <module>
manager.run()

 "/app/.heroku/python/lib/python2.7/site-packages/flask_script/__init__.py", line 412, in run
result = self.handle(sys.argv[0], sys.argv[1:])

 "/app/.heroku/python/lib/python2.7/site-packages/flask_script/__init__.py", line 383, in handle
res = handle(*args, **config)

 "/app/.heroku/python/lib/python2.7/site-packages/flask_script/commands.py", line 216, in __call__
return self.run(*args, **kwargs)

 "manage.py", line 25, in deploy
upgrade()

 "/app/.heroku/python/lib/python2.7/site-packages/flask_migrate/__init__.py", line 235, in upgrade
command.upgrade(config, revision, sql=sql, tag=tag)

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/command.py", line 174, in upgrade
script.run_env()

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/script/base.py", line 397, in run_env
util.load_python_file(self.dir, 'env.py')

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/util/pyfiles.py", line 93, in load_python_file
module = load_module_py(module_id, path)

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/util/compat.py", line 79, in load_module_py
mod = imp.load_source(module_id, path, fp)

 "migrations/env.py", line 87, in <module>
run_migrations_online()

 "migrations/env.py", line 80, in run_migrations_online
context.run_migrations()

 "<string>", line 8, in run_migrations

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/runtime/environment.py", line 797, in run_migrations
self.get_context().run_migrations(**kw)

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/runtime/migration.py", line 312, in run_migrations
step.migration_fn(**kw)

 "/app/migrations/versions/7ffc818a24c1_.py", line 20, in upgrade
op.create_index(op.f('ix_users_email'), 'users', ['email'], unique=True)

 "<string>", line 8, in create_index

 "<string>", line 3, in create_index

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/operations/ops.py", line 849, in create_index
return operations.invoke(op)

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/operations/base.py", line 318, in invoke
return fn(self, operation)

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/operations/toimpl.py", line 88, in create_index
operations.impl.create_index(idx)

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/ddl/impl.py", line 206, in create_index
self._exec(schema.CreateIndex(index))

 "/app/.heroku/python/lib/python2.7/site-packages/alembic/ddl/impl.py", line 118, in _exec
return conn.execute(construct, *multiparams, **params)

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 914, in execute
return meth(self, multiparams, params)

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/sql/ddl.py", line 68, in _execute_on_connection
return connection._execute_ddl(self, multiparams, params)

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 968, in _execute_ddl
compiled

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 1146, in _execute_context
context)

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 1341, in _handle_dbapi_exception
exc_info

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/util/compat.py", line 202, in raise_from_cause
reraise(type(exception), exception, tb=exc_tb, cause=cause)

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 1139, in _execute_context
context)

 "/app/.heroku/python/lib/python2.7/site-packages/sqlalchemy/engine/default.py", line 450, in do_execute
cursor.execute(statement, parameters)sqlalchemy.exc.ProgrammingError: (psycopg2.ProgrammingError) relation "ix_users_email" already exists
Traceback (most recent call last):


 "c:\users\91887\anaconda3\envs\myenv\lib\site-packages\rasa\core\training\dsl.py", line 352, in process_lines

event_name, parameters = self._parse_event_line(line[1:])


 "c:\users\91887\anaconda3\envs\myenv\lib\site-packages\rasa\core\training\dsl.py", line 310, in _parse_event_line

parameters = Story
Reader._parameters_from_json_string(slots_str, line)


 "c:\users\91887\anaconda3\envs\myenv\lib\site-packages\rasa\core\training\dsl.py", line 298, in _parameters_from_json_string

"object. Error: {}".format(line, e)
ValueError: Invalid to parse arguments in line 'slot{"location:"London"}'. Failed to decode parametersas a json object. Make sure the eventname is followed by a proper json object. Error: Expecting ':' delimiter: line 1 column 13 (char 12)
