There was an error trying to install the redirector

> Keybase Install Error

> There was an error trying to install the redirector.

> exit status 1

Log id: `598dea34f1cd0b0e2a05f21c`

`keybase version 1.0.47-20180410052738+f705a9510f`

----

```
2018/04/29 23:58:51 INFO Stop output: [stderr]: 2018-04-29T23:58:50.186715+01:00 ▶ [WARN keybase install_darwin.go:1334] 001 error stopping process 82422 for keybase.service: exit status 1
2018-04-29T23:58:50.196022+01:00 ▶ [INFO keybase launchd.go:360] 002 Removing /Users/kenorb/Library/LaunchAgents/keybase.service.plist
2018-04-29T23:58:50.217294+01:00 ▶ [INFO keybase launchd.go:224] 003 Waiting for keybase.service to exit...
2018-04-29T23:58:50.890601+01:00 ▶ [INFO keybase launchd.go:167] 004 Stopped keybase.service
2018-04-29T23:58:50.896168+01:00 ▶ [INFO keybase launchd.go:360] 005 Removing /Users/kenorb/Library/LaunchAgents/keybase.kbfs.plist
2018-04-29T23:58:50.901850+01:00 ▶ [INFO keybase launchd.go:224] 006 Waiting for keybase.kbfs to exit...
2018-04-29T23:58:51.189193+01:00 ▶ [INFO keybase launchd.go:167] 007 Stopped keybase.kbfs
2018-04-29T23:58:51.194839+01:00 ▶ [INFO keybase mounter_nix.go:29] 008 Trying to unmount: /Volumes/Keybase (kenorb)
2018-04-29T23:58:51.341413+01:00 ▶ [INFO keybase install_darwin.go:859] 009 Uninstall mount: /Volumes/Keybase (kenorb)
2018-04-29T23:58:51.855164+01:00 ▶ [ERRO keybase main.go:85] 00a exit status 1

2018/04/29 23:58:51 WARN Error stopping services: exit status 2
2018/04/29 23:58:51 INFO Killing (if failed to exit) Keybase.app/Contents/MacOS/
```

Start by reviewing the macOS installer flow in install_darwin.go, along with service handling in launchd.go and unmount logic in mounter_nix.go. Use the supplied log and Keybase version to investigate the redirector installation failure; done means identifying the cause and preventing the installer from ending with exit status 1.

Written by the indexing model from the issue text.