I believe I have reproduced the issue, but at the same time, it does not appear to be a bug.
lucky(~/src/github.com/juju/juju) % juju set-env agent-stream=devel WARNING key "agent-stream" is not defined in the current environment configuration: possible misspelling lucky(~/src/github.com/juju/juju) % juju upgrade-juju --version 1.26-alpha1 available tools: 1.26-alpha1-centos7-amd64 1.26-alpha1-precise-amd64 1.26-alpha1-precise-i386 1.26-alpha1-trusty-amd64 1.26-alpha1-trusty-arm64 1.26-alpha1-trusty-i386 1.26-alpha1-trusty-ppc64el 1.26-alpha1-vivid-amd64 1.26-alpha1-vivid-arm64 1.26-alpha1-vivid-i386 1.26-alpha1-vivid-ppc64el 1.26-alpha1-wily-amd64 1.26-alpha1-wily-arm64 1.26-alpha1-wily-armhf 1.26-alpha1-wily-i386 1.26-alpha1-wily-ppc64el 1.26-alpha1-win2012-amd64 1.26-alpha1-win2012hv-amd64 1.26-alpha1-win2012hvr2-amd64 1.26-alpha1-win2012r2-amd64 1.26-alpha1-win7-amd64 1.26-alpha1-win8-amd64 1.26-alpha1-win81-amd64 best version: 1.26-alpha1
I believe I have reproduced the issue, but at the same time, it does not appear to be a bug.
lucky(~ /src/github. com/juju/ juju) % juju set-env agent-stream=devel /src/github. com/juju/ juju) % juju upgrade-juju --version 1.26-alpha1 alpha1- centos7- amd64 alpha1- precise- amd64 alpha1- precise- i386 alpha1- trusty- amd64 alpha1- trusty- arm64 alpha1- trusty- i386 alpha1- trusty- ppc64el alpha1- vivid-amd64 alpha1- vivid-arm64 alpha1- vivid-i386 alpha1- vivid-ppc64el alpha1- wily-amd64 alpha1- wily-arm64 alpha1- wily-armhf alpha1- wily-i386 alpha1- wily-ppc64el alpha1- win2012- amd64 alpha1- win2012hv- amd64 alpha1- win2012hvr2- amd64 alpha1- win2012r2- amd64 alpha1- win7-amd64 alpha1- win8-amd64 alpha1- win81-amd64
WARNING key "agent-stream" is not defined in the current environment configuration: possible misspelling
lucky(~
available tools:
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
1.26-
best version:
1.26-alpha1