Adrian Nettleship

I'm trying to build and upload firmware to my device from the source code here:...

I've experienced this problem when the WiFi network in question should be well within range. I'm going to have a go at proposing a fix. @toffee are you using your devices in an area with many WiFi networks? Do you have multiple access points for your network? It would be helpful to understand what conditions are common to our situations.