Spent an hour trying to figure out why my Spark Core does literally nothing (just flashes blue). It’s old, so my best bet right now is to do the deep update. However, dfu-util’s website is down (can’t brew install it). I tried downloading the tar of their source and doing ./configure and make…which …

Flashing blue means it is in Listening Mode waiting for Wifi credentials. Have you provided the core with the credentials?

I tried with the app, but it never worked - the app just sat in it’s “sending credentials” loop and the core stayed blinking blue

You might want to try the USB method instead :wink:

In case you need dfu-util see this post [image] Latest 2014 DFU-UTIL for Windows [compiled] So I’ve been using DFU-UTIL 0.7 for local build binary transfers to the Core… and the ......... progress bar really pisses me off. So I went and looked at the dfu-util repo and there is a much n…

Got it connected with the USB method, and once it connected to wifi, it was able to update its firmware on its own. Thank you!

Can't run firmware deep update - dfu-util help

Troubleshooting

Hootie81 January 4, 2015, 9:45am 5

In case you need dfu-util see this post

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Can't run firmware deep update - dfu-util help

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