Latest #troubleshooting Threads 
Hi, I’m on Linux Mint 22.3 - Cinnamon 64-bit, and I encountered an error when trying to build an elixir phoenix container
577.1 Reading...
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Hello, I am currently using Elixir 1.18.4 and OTP 27 with Linux Mint 22.3 - Cinnamon 64-bit as my operating system. I came across this er...
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For hex package islands_score the source @spec for function format/2 is as such:
@spec format(t, keyword) :: :ok
Why does it show on 4 ...
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We just published a new episode of BEAM There, Done That that I think deserves a focused discussion here.
Peter Ullrich spent an afterno...
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When I compile hex package io_ansi_plus, I get error “Codepoint failed”. Why? and why are the “Got:” and “Hint:” codepoints identical? It...
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Environment
Elixir 1.18.3-otp-27 / OTP 27.3.4
Oban 2.20.2
Phoenix 1.7.x
db_connection 2.8.1 / Postgrex 0.21.1
Infrastructure: Google Cl...
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Why aren’t the directories and files of the standard Elixir system sticky in the code server? All the ones which are part of the standard...
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I recently ran into the following error when trying to run any mix command:
## The error
```
Could not start Hex. Try fetching a new ve...
New
Hello everyone,
I was wondering if there is a way to disable the power save mode of the wireless card on the rpi0. I could not find a wa...
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I’m currently building an event ticketing system in Elixir and I’m looking for advice on properly handling race conditions around ticket ...
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This Month's Trending
We just published a new episode of BEAM There, Done That that I think deserves a focused discussion here.
Peter Ullrich spent an afterno...
New
When upgrading to OTP 27 the following warning pops up:
warning: :public_key.encrypt_public/3 is deprecated. Do not use
│
7 │ ...
New
I recently ran into the following error when trying to run any mix command:
## The error
```
Could not start Hex. Try fetching a new ve...
New
Hi, I’m on Linux Mint 22.3 - Cinnamon 64-bit, and I encountered an error when trying to build an elixir phoenix container
577.1 Reading...
New
For hex package islands_score the source @spec for function format/2 is as such:
@spec format(t, keyword) :: :ok
Why does it show on 4 ...
New
Hello, I am currently using Elixir 1.18.4 and OTP 27 with Linux Mint 22.3 - Cinnamon 64-bit as my operating system. I came across this er...
New
This Year's Trending
I’ve got an issue with an app and I’ve no idea of how to troubleshoot it. I’m hoping someone here might have seen something similar.
I p...
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I have asdf installed with the all the dependencies mentioned on the site. I am able to successfully installed and use different versions...
New
Hello,
I made the switch recently from an x86 MacBook to Apple silicon (M3) and it seems to fail my Docker/Minikube workflow that perfec...
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I really like the Zed editor but recently code completion just stopped working. I still get syntax highlighting just no code completion. ...
New
New to Elixir, I’m trying to compile the default project in the getting started guide and get this error:
mix compile
Compiling 1 file (...
New
Hey,
I’ve got a project with several path dependencies. Some are phoenix apps, but this likely isn’t relevant.
I don’t fully understand...
New
I’m trying to do a cross-platform build for a Phoenix app, so on my ARM macOS, I’m running
docker buildx build --platform linux/amd64 [m...
New
Hi folks. I just got my hands on a pi zero 2W and decided to have a play with nerves on it. I ran mix nerves.new, enabled the nerves_syst...
New
Is there any way to enable tab completion for mix in the terminal (using zsh (on macos). For instance mix <tab> or mix phx.gen<t...
New
Hi everyone.
I’m trying to setup a small cluster with three nodes. I’m using libcluster as I have before. But my nodes doesn’t have a us...
New
I’m using Phoenix v1.7.2. I’m using the default index.html.heex for listing records.
My records have a ‘color’ field that I store as a ...
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I wonder if there’s a way to conditionally define functions and not have this warning go off.
In my config I have this simple line
conf...
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I am trying deploy phoenix app to cloud run every thing works locally fine using public IP but when i deployed to cloud run the app could...
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I’m working through the book Concurrent Data Processing in Elixir and the example in chapter four involves reading a smallish CSV file an...
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I am getting started with ash_admin with the following resources:
Organisation
User
UserOrganisation (many to many link table between t...
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Last Three Year's Trending
I got the error mentioned in the title while running the following code. The weird part is I did get the response I expected but with thi...
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Hello all!
I am typing this post from my new MacBook Pro with the M1 chip. I’m loving it so far, and will probably use it as my daily dr...
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I installed Elixir using asdf. elixir -v shows the install was successful. Yet I’m getting “mix: command not found” errors.
~./bashrc ...
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Working my way through the Phoenix in Action book at chapter 7.5.3, and I’m getting the following error:
iex(1)> Auction.list_items()...
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I want to know how to suppress errors in elixir. Ideally a few ways. Fixing them is not an option. We are slowly fixing them.
I’m curren...
New
Hi all,
I’m trying to use pdf.js and importing it like so:
import PDFJS from "../vendor/pdf.mjs"
so I can use it in a Hook to render t...
New
Hello all!
I am testing out live view, and have a button as follows:
<%= link “DELETE” to: “#”, phx_click: “delete_row”, phx_value: ...
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I’ve installed a lot of updates on my machine, both from brew and the App Store and I probably broke something. When I create a new Phoen...
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Hey Folks,
I’m trying to send emails with Phoenix 1.6.4 and Swoosh. I was using Bamboo in a previous app and created a test web app to p...
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Hey folks, I’m trying to install Elixir 1.3 using brew: brew install elixir@1.3.4 but without success. Is there a way to do that using br...
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Hello everyone,
I have two problems with Elixir LS. In the image you can see both problems/questions. I’m using VSCode and the Elixir LS...
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I understand the argument of “erlang has it’s roots in telephony, of course erlang/elixir is a great fit for this”
I understand that v...
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Hi all!
Working on setting S3 bucket credentials for file uploads with Waffle and ExAws-
I don’t quite understand how to set the variab...
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Hello! I am using ExAws and the code below to make a presigned request for uploading image files to Amazon S3. All is well except that ...
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Hi, are there some functions like
Enum.find_first(enumerable, x -> boolen())
# or
Enum.fliter_first(enumerable, func)
Enum.remove_fir...
New
Trending Over Three Years
After calling mix ecto.create I get this error:
17:00:32.162 [error] GenServer #PID<0.412.0> terminating
** (Postgrex.Error) FATAL...
New
I want to highlight html closing tags when i click a html tag. That works in .html files but doesnt work for html.eex templates. How can...
New
As a follow up to my earlier question:
I have the code compiling and running but not getting a successful login from the rest server. ...
New
Hi, I’m using Ubuntu 18.04 and after updating to OTP-24.0 yesterday i have this warning when I run “mix local.hex”:
14:57:30.512 [warn] ...
New
Hey all, just started picking up Elixir last week and am writing a scraper as a learning project.
Baby step #1 is extracting the number ...
New
Hey,
I have a NanoPi-M3 and try to install Elixir on their Ubuntu image. I followed the Raspberry Pi installation instructions from the ...
New
In AR this is so simple
@articles = current_user.articles
How to do in Ecto?
def index(conn, _params) do
current_user = conn.assig...
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This should be a simple problem but I just can’t seem to figure it out. I have a standalone Elixir app that won’t find the database.
Dep...
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Hello everyone,
I’ve got a problem that I cannot rectify.
I work on WSL - Windows 10, Ubuntu 20.04 LTS and elixir version is at 1.9.1. ...
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New
Hi,
MacBook Pro (13-inch, M1, 2020)
MacOS Big Sur 11.3.1
Homebrew (all updated to the latest version)
After updating to erlang (24.0 ...
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Hello!
We're getting (MatchError) no match of right hand side value: {:error, {:invalid, "T", 0}} quite randomly, haven't been able to ...
New
Hi everyone I’m making an API with phoenix and trying to output json from a struct called Stamp:
defmodule Timestamp.Stamp do
@derive...
New
Hey all, I’m new to elixir and getting the following error:
** (FunctionClauseError) no function clause matching in TSS.DriverStatuses.l...
New
I’m trying to run a shell command with a pipe operator in it. For example “sleep 0.1 | echo foo”. At first I tried to do this with System...
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