Traceback (most recent call last):


 "/usr/local/lib/python3.8/site-packages/uvicorn/protocols/http/httptools_impl.py", line 385, in run_asgi

result = await app(self.scope, self.receive, self.send)


 "/usr/local/lib/python3.8/site-packages/uvicorn/middleware/proxy_headers.py", line 45, in __call__

return await self.app(scope, receive, send)


 "/usr/local/lib/python3.8/site-packages/starlette/applications.py", line 102, in __call__

await self.middleware_stack(scope, receive, send)


 "/usr/local/lib/python3.8/site-packages/starlette/middleware/errors.py", line 181, in __call__

raise exc from None


 "/usr/local/lib/python3.8/site-packages/starlette/middleware/errors.py", line 159, in __call__

await self.app(scope, receive, _send)


 "/usr/local/lib/python3.8/site-packages/starlette/middleware/base.py", line 25, in __call__

response = await self.dispatch_func(request, self.call_next)


 "/usr/local/lib/python3.8/site-packages/dispatch/main.py", line 103, in dispatch

metric_provider.timer("server.call.elapsed", value=elapsed_time, tags=tags)


 "/usr/local/lib/python3.8/site-packages/dispatch/metrics.py", line 40, in timer

p = plugins.get(provider)


 "/usr/local/lib/python3.8/site-packages/dispatch/plugins/base/manager.py", line 43, in get

raise KeyError(slug)
KeyError: ''

Traceback (most recent call last):


 "C:\Users\SESA151752\Documents\Anaconda3\lib\site-packages\traitlets\traitlets.py", line 528, in get

value = obj._trait_values[self.name]
KeyError: 'context'
