Subject: bug#42601: Guix install bug: error: Unbound variable: ~S

From: Jan Wielkiewicz <[email-masked]>
Date: Thu, 30 Jul 2020 00:12:10 +0200

Dnia 2020-07-29, o godz. 22:17:01
Ricardo Wurmus <[email-masked]> napisał(a):

> 
> “avr-toolchain” is a procedure, not a package.  Use
> “avr-toolchain-4.9” or “avr-toolchain-5”.
> 

Success!

What about the strange message though?
"incorrect package definition" would be better.