"Requested command not found: \'bin/nim.exe c koch\'. OS error:" [OSError]
On windows, getting this error when updating to devel.

```choosenim update devel
   Updating devel
Downloading Nim devel from GitHub
[##################################################] 100.0% 0kb/s
 Extracting devel.tar.gz
   Building Nim #devel
   Warning: Building from latest C sources. They may not be compatible with the Nim version you have chosen to install.
Downloading Nim C sources from GitHub
[##################################################] 100.0% 0kb/s
 Extracting master.tar.gz
   Building C sources
   Building koch
   Cleaning failed build
Error: unhandled exception: The system cannot find the file specified.
; Additional info: "Requested command not found: \'bin/nim.exe c koch\'. OS error:" [OSError]
```

Restarted computer same error.