[erlang-questions] Erlang version confusion
Wed Aug 21 16:34:07 CEST 2019
> $ erl
> Erlang/OTP 22 [erts-10.4] [source] [64-bit] [smp:4:4] [ds:4:4:10] [async-threads:1] [hipe]
If you typed this right after kerl install, then 22.0 would have been active.
> However, when I try to rebuild my Nitrogen app, it still builds under Erlang Version 19.0.
I imagine this was run on a fresh shell session, so 22.0 was no longer active.
> Here's kerl status:
> $ kerl status
> Available builds:
> Available installations:
> 21.1 /home/lloyd/Kerl/21.1
> 22.0 /home/lloyd/Kerl/22.0
> No Erlang/OTP installation is currently active
To make 22.0 active, use the following
this should put the 22.0 directories in front of the 19.0 in the environment PATHs
use deactivate to undo the above.
> Looks like it might be useful to bring Version 19.0 under kerl. But, problem, I don't know how to decommission the old 19.0 installation.
See the other Fred's reply :)
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