I can reproduce this locally, but here's an example in CI:
https://github.com/juju-solutions/bundle-istio/pull/7/checks?check_run_id=571076422
The full error with debug:
$ juju deploy --debug cs:~kubeflow-charmers/bundle/istio --channel edge
13:11:03 INFO juju.cmd supercommand.go:91 running juju [2.8-beta1 3442 b7b7623ef2bd799896bbc5e203896124068aa4fa gc go1.14.1]
13:11:03 DEBUG juju.cmd supercommand.go:92 args: []string{"/snap/juju/11247/bin/juju", "deploy", "--debug", "cs:~kubeflow-charmers/bundle/istio", "--channel", "edge"}
13:11:03 INFO juju.juju api.go:67 connecting to API addresses: [10.152.183.104:17070]
13:11:03 DEBUG juju.api apiclient.go:1105 successfully dialed "wss://10.152.183.104:17070/api"
13:11:03 INFO juju.api apiclient.go:637 connection established to "wss://10.152.183.104:17070/api"
13:11:03 INFO juju.juju api.go:67 connecting to API addresses: [10.152.183.104:17070]
13:11:03 DEBUG juju.api apiclient.go:1105 successfully dialed "wss://10.152.183.104:17070/model/fbfdeb26-ec05-4235-866f-1dfb8897531e/api"
13:11:03 INFO juju.api apiclient.go:637 connection established to "wss://10.152.183.104:17070/model/fbfdeb26-ec05-4235-866f-1dfb8897531e/api"
ERROR cloud service a#24380e82-ce5d-47e2-8ceb-a6b611f85b1d not found (not found)
13:11:03 DEBUG cmd supercommand.go:537 error stack:
cloud service a#24380e82-ce5d-47e2-8ceb-a6b611f85b1d not found (not found)
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/rpc/client.go:178:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/api/apiclient.go:1200:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/api/state.go:66:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/api/apiclient.go:299:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/api/apiclient.go:269:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/juju/api.go:72:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/cmd/modelcmd/base.go:218:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/cmd/modelcmd/modelcommand.go:424:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/cmd/modelcmd/modelcommand.go:405:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/cmd/juju/application/deploy.go:289:
/build/snapcraft-juju-c52e7e/parts/juju/go/src/github.com/juju/juju/cmd/juju/application/deploy.go:1156:
This is with Juju 2.8-beta1+develop-b7b7623
