starknetpy

Error at pc=0:0:
Got an exception while executing a hint.
Cairo traceback (most recent call last):
Unknown location (pc=0:2)

Traceback (most recent call last):
  File "<hint0>", line 9, in <module>
  File "protostar/migrator/cheatcodes/migrator_declare_cheatcode.py", line 118, in _declare
  File "asyncio/runners.py", line 44, in run
  File "asyncio/base_events.py", line 647, in run_until_complete
  File "protostar/starknet_gateway/gateway_facade.py", line 247, in declare_v0
  File "starknet_py/net/gateway_client.py", line 255, in declare
  File "starknet_py/net/gateway_client.py", line 293, in _add_transaction
  File "starknet_py/net/http_client.py", line 75, in post
  File "starknet_py/net/http_client.py", line 36, in request
  File "starknet_py/net/http_client.py", line 56, in _make_request
  File "starknet_py/net/http_client.py", line 86, in handle_request_error
  File "starknet_py/net/http_client.py", line 120, in basic_error_handle
starknet_py.net.client_errors.ClientError: Client failed with code 404: {"code": "404", "message": "404: Not Found", "problems": "Not Found"}