AttributeError: 'NoneType' object has no attribute 'astype`

[Pixelartist]

Hello,

something does not work for me using the base64 detection endpoint:

INFO: 172.19.0.1:40262 - "POST /predict_from_base64/ HTTP/1.1" 500 Internal Server Error ERROR: Exception in ASGI application Traceback (most recent call last): File "/usr/local/lib/python3.8/dist-packages/uvicorn/protocols/http/h11_impl.py", line 366, in run_asgi result = await app(self.scope, self.receive, self.send) File "/usr/local/lib/python3.8/dist-packages/uvicorn/middleware/proxy_headers.py", line 75, in __call__ return await self.app(scope, receive, send) File "/usr/local/lib/python3.8/dist-packages/fastapi/applications.py", line 261, in __call__ await super().__call__(scope, receive, send) File "/usr/local/lib/python3.8/dist-packages/starlette/applications.py", line 112, in __call__ await self.middleware_stack(scope, receive, send) File "/usr/local/lib/python3.8/dist-packages/starlette/middleware/errors.py", line 181, in __call__ raise exc File "/usr/local/lib/python3.8/dist-packages/starlette/middleware/errors.py", line 159, in __call__ await self.app(scope, receive, _send) File "/usr/local/lib/python3.8/dist-packages/starlette/exceptions.py", line 82, in __call__ raise exc File "/usr/local/lib/python3.8/dist-packages/starlette/exceptions.py", line 71, in __call__ await self.app(scope, receive, sender) File "/usr/local/lib/python3.8/dist-packages/fastapi/middleware/asyncexitstack.py", line 21, in __call__ raise e File "/usr/local/lib/python3.8/dist-packages/fastapi/middleware/asyncexitstack.py", line 18, in __call__ await self.app(scope, receive, send) File "/usr/local/lib/python3.8/dist-packages/starlette/routing.py", line 656, in __call__ await route.handle(scope, receive, send) File "/usr/local/lib/python3.8/dist-packages/starlette/routing.py", line 259, in handle await self.app(scope, receive, send) File "/usr/local/lib/python3.8/dist-packages/starlette/routing.py", line 61, in app response = await func(request) File "/usr/local/lib/python3.8/dist-packages/fastapi/routing.py", line 227, in app raw_response = await run_endpoint_function( File "/usr/local/lib/python3.8/dist-packages/fastapi/routing.py", line 160, in run_endpoint_function return await dependant.call(**values) File "/work/./main.py", line 46, in predict_from_base64 decimg = cv2.imdecode(image_np, 1).astype(np.float32) / 225.0 AttributeError: 'NoneType' object has no attribute 'astype