# Erlang Platform & Framework Forums **URL:** https://erlangforums.com/c/erlang-frameworks/62.md?page=1 [Latest](https://erlangforums.com/latest.md) · [Categories](https://erlangforums.com/categories.md) · [Tags](https://erlangforums.com/tags.md) **Page:** 2 --- ## [Atomvm\_mqtt\_client no init: Failed to load port "atomvm\_mqtt\_client"](https://erlangforums.com/t/atomvm-mqtt-client-no-init-failed-to-load-port-atomvm-mqtt-client/3474)
**Author:** [@joserp93](https://erlangforums.com/u/joserp93)\ **Replies:** 29\ **Last updated:** [April 15, 2024, 10:53pm UTC](https://erlangforums.com/t/atomvm-mqtt-client-no-init-failed-to-load-port-atomvm-mqtt-client/3474 "2024-04-15T22:53:42Z")
Hi Everyone, I have a problem initializing the atomvm mqtt module, does anyone else have this problem? 1970-01-01T00:00:03.525Z \[notice\] \<0.6.0\> higrow\_wifi:got\_ip/1 (/Users/joserodriguez/atomvm/higrow/src/higrow\_wifi.e… --- ## [Handling root path GET requests via URL routing?](https://erlangforums.com/t/handling-root-path-get-requests-via-url-routing/3393)
**Author:** [@jbcorwin](https://erlangforums.com/u/jbcorwin)\ **Replies:** 2\ **Last updated:** [March 21, 2024, 8:10pm UTC](https://erlangforums.com/t/handling-root-path-get-requests-via-url-routing/3393 "2024-03-21T20:10:37Z")
If I wanted to emulate how Twitter (X) accepts a username in the URL via the root path how would I do this with Nitrogen? Within the index.erl module I can call wf:path\_info() to handle this use case, but what is the wa… --- ## [Nitrogen website is returning 502](https://erlangforums.com/t/nitrogen-website-is-returning-502/3391)
**Author:** [@arcanemachine](https://erlangforums.com/u/arcanemachine)\ **Replies:** 1\ **Last updated:** [March 21, 2024, 10:49am UTC](https://erlangforums.com/t/nitrogen-website-is-returning-502/3391 "2024-03-21T10:49:12Z")
Hi, I don’t know anything about this project, but I tried to check out your website, and it’s returning 502: @nitrogen\_core\_team https://builditwith.com/nitro Not sure if this is the right place to mention it, but I f… --- ## [Question about working esp32 with dht11](https://erlangforums.com/t/question-about-working-esp32-with-dht11/2997)
**Author:** [@ngomandat234](https://erlangforums.com/u/ngomandat234)\ **Replies:** 1\ **Last updated:** [November 19, 2023, 1:40am UTC](https://erlangforums.com/t/question-about-working-esp32-with-dht11/2997 "2023-11-19T01:40:58Z")
Hi all, I have some problem when flash the esp32 with the dht11 sensor based on this link GitHub - atomvm/atomvm\_dht: DHT11 and DHT12 drivers for AtomVM. I used the rebar command to build and flash this application then… --- ## [Nitrogen: How do we deploy it (VPS)?](https://erlangforums.com/t/nitrogen-how-do-we-deploy-it-vps/3004)
**Author:** [@jaeyson](https://erlangforums.com/u/jaeyson)\ **Replies:** 4\ **Last updated:** [November 7, 2023, 12:27am UTC](https://erlangforums.com/t/nitrogen-how-do-we-deploy-it-vps/3004 "2023-11-07T00:27:57Z")
Hi! just a quick question: can you give me some advice(s) or articles about deploying a Nitrogen web app in a vm (VPS)?. I have a simple crud app, and asking what’s your take regarding deployments. Many thanks! --- ## [Wings-2.3 released](https://erlangforums.com/t/wings-2-3-released/2937)
**Author:** [@dgud](https://erlangforums.com/u/dgud)\ **Replies:** 0\ **Last updated:** [October 9, 2023, 5:20pm UTC](https://erlangforums.com/t/wings-2-3-released/2937 "2023-10-09T17:20:19Z")
Added option to rotate the environment map. \[micheus\] Fixed misplaced context menu in a multiple display setup. \[micheus\] Fixed Align command in AutoUV editor that was not working properly. \[micheus\] Added Pro… --- ## [What's the difference between \`src/\` and \`site/src\` in a new rebar3 Nitrogen project?](https://erlangforums.com/t/whats-the-difference-between-src-and-site-src-in-a-new-rebar3-nitrogen-project/2881)
**Author:** [@Ostap](https://erlangforums.com/u/Ostap)\ **Replies:** 2\ **Last updated:** [September 19, 2023, 7:53pm UTC](https://erlangforums.com/t/whats-the-difference-between-src-and-site-src-in-a-new-rebar3-nitrogen-project/2881 "2023-09-19T19:53:56Z")
Hello. I’m creating a new Nitrogen rebar3 project like this: git clone git@github.com:osbre/nitrogen.git --branch=rebar3 cd nitrogen make rel\_cowboy PROJECT=example # project name cd ../example make run\_dev open "http… --- ## [Chicago Boss Web Framework - have you used it?](https://erlangforums.com/t/chicago-boss-web-framework-have-you-used-it/195)
**Author:** [@AstonJ](https://erlangforums.com/u/AstonJ)\ **Replies:** 9\ **Last updated:** [September 12, 2023, 4:55am UTC](https://erlangforums.com/t/chicago-boss-web-framework-have-you-used-it/195 "2023-09-12T04:55:12Z")
If so, where/how and what do you like about it? :003: Build your next website with Erlang — the world’s most advanced networking platform. Do you pine for a simpler time when web pages loaded in under one second? Chica… --- ## [Excl\_archive\_filters error when installing nitrogen on mac os](https://erlangforums.com/t/excl-archive-filters-error-when-installing-nitrogen-on-mac-os/2773)
**Author:** [@Inforista](https://erlangforums.com/u/Inforista)\ **Replies:** 9\ **Last updated:** [August 18, 2023, 2:52pm UTC](https://erlangforums.com/t/excl-archive-filters-error-when-installing-nitrogen-on-mac-os/2773 "2023-08-18T14:52:04Z")
Just bought the Nitrogen book and tried to install Nitrogen :slight\_smile: on mac os, but got this error. I am new to Nitrogen and erlang releases… what would the best road ahead? Thanks :pray: (base) MacBook-Air:nitrog… --- ## [Should "x" registers be part of local (process) or global context?](https://erlangforums.com/t/should-x-registers-be-part-of-local-process-or-global-context/2679)
**Author:** [@karlsson](https://erlangforums.com/u/karlsson)\ **Replies:** 9\ **Last updated:** [June 11, 2023, 7:51pm UTC](https://erlangforums.com/t/should-x-registers-be-part-of-local-process-or-global-context/2679 "2023-06-11T19:51:03Z")
When checking the AtomVM header files I noticed that the VM registers “x” are part of the local context (src/libAtomVM/context.h) meaning that every erlang process has its own set of registers (if I understand it right). … --- ## [Welcome to the AtomVM Forum](https://erlangforums.com/t/welcome-to-the-atomvm-forum/350)
**Author:** [@fadushin](https://erlangforums.com/u/fadushin)\ **Replies:** 13\ **Last updated:** [June 9, 2023, 12:47am UTC](https://erlangforums.com/t/welcome-to-the-atomvm-forum/350 "2023-06-09T00:47:05Z")
Hello, and welcome to the AtomVM forum on Erlang Forums. We’d like to use this space to answer questions and hash out issues in AtomVM, a BEAM implementation targeted for tiny systems. AtomVM is currently under active … --- ## [Exception error using nitrogen qdate:add\_days/2](https://erlangforums.com/t/exception-error-using-nitrogen-qdate-add-days-2/2618)
**Author:** [@agingras](https://erlangforums.com/u/agingras)\ **Replies:** 6\ **Last updated:** [May 26, 2023, 6:17pm UTC](https://erlangforums.com/t/exception-error-using-nitrogen-qdate-add-days-2/2618 "2023-05-26T18:17:45Z")
Working through “Build it with Nitrogen” and I get to listing 10.26 trying to use qdate functions. I am running on WSL2/Ubunto 20.04 with Erlang 25 and nitrogent 2.4.0. Get the following when trying to execute qdate:ad… --- ## [How can Setup CouchDB in Nitrogen Framework?](https://erlangforums.com/t/how-can-setup-couchdb-in-nitrogen-framework/2403)
**Author:** [@uzzalPro](https://erlangforums.com/u/uzzalPro)\ **Replies:** 1\ **Last updated:** [February 28, 2023, 5:21pm UTC](https://erlangforums.com/t/how-can-setup-couchdb-in-nitrogen-framework/2403 "2023-02-28T17:21:59Z")
how should i follow right path for setup CouchDB in my nitrogen project. --- ## [Pulling stacktrace\_compat fails when making slim cowboy project](https://erlangforums.com/t/pulling-stacktrace-compat-fails-when-making-slim-cowboy-project/2358)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 1\ **Last updated:** [February 13, 2023, 10:58pm UTC](https://erlangforums.com/t/pulling-stacktrace-compat-fails-when-making-slim-cowboy-project/2358 "2023-02-13T22:58:40Z")
@gumm ubuntu@MSI:~/nitrogen$ make slim\_cowboy PROJECT=ookmakyi make\[1\]: Entering directory '/home/ubuntu/nitrogen' Building rebar2 for your platform.. Cloning into 'rebar'... remote: Enumerating objects: 8944, done. rem… --- ## [Error starting nitrogen project: Bad value on output port 'tcp\_inet'](https://erlangforums.com/t/error-starting-nitrogen-project-bad-value-on-output-port-tcp-inet/2164)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 10\ **Last updated:** [December 30, 2022, 4:59am UTC](https://erlangforums.com/t/error-starting-nitrogen-project-bad-value-on-output-port-tcp-inet/2164 "2022-12-30T04:59:54Z")
When typing ‘bin/nitrogen console’ into my terminal the normal text scrolls then when i try accessing the root page i get: =PROGRESS REPORT==== 12-Dec-2022::17:02:41.303590 === application: nitrogen started\_… --- ## [How to build an esp32 object? I could build \`generic\_unix\`, though](https://erlangforums.com/t/how-to-build-an-esp32-object-i-could-build-generic-unix-though/2140)
**Author:** [@MickeyOh](https://erlangforums.com/u/MickeyOh)\ **Replies:** 13\ **Last updated:** [December 27, 2022, 3:03pm UTC](https://erlangforums.com/t/how-to-build-an-esp32-object-i-could-build-generic-unix-though/2140 "2022-12-27T15:03:57Z")
I am a newbie and followed README.md to build target. $ mkdir build $ cd build $ cmake -DAVM\_DISABLE\_FP=on .. $ make $ ./src/AtomVM ./examples/erlang/hello\_world.avm I succeeded it to build src/platforms/generic\_unix, … --- ## [Is the STM32F030F4P6 board (Mainstream ARM Cortex-M0) suitable for Erlang development?](https://erlangforums.com/t/is-the-stm32f030f4p6-board-mainstream-arm-cortex-m0-suitable-for-erlang-development/1761)
**Author:** [@heiheshang](https://erlangforums.com/u/heiheshang)\ **Replies:** 2\ **Last updated:** [December 8, 2022, 6:47pm UTC](https://erlangforums.com/t/is-the-stm32f030f4p6-board-mainstream-arm-cortex-m0-suitable-for-erlang-development/1761 "2022-12-08T18:47:07Z")
Is this board suitable for Erlang development? --- ## [Problem with non-latin symbols in Nitrogen element names](https://erlangforums.com/t/problem-with-non-latin-symbols-in-nitrogen-element-names/2087)
**Author:** [@sisrahtak](https://erlangforums.com/u/sisrahtak)\ **Replies:** 3\ **Last updated:** [December 1, 2022, 11:28pm UTC](https://erlangforums.com/t/problem-with-non-latin-symbols-in-nitrogen-element-names/2087 "2022-12-01T23:28:25Z")
Hello! I am reading “Build It With Nitrogen” book right now. I am on the page 82 and I have a problem with associates’ names. If I use only english letters for associates’ names then everything is fine. But if I use no… --- ## [How do I contribute to the Elixir implementation](https://erlangforums.com/t/how-do-i-contribute-to-the-elixir-implementation/2037)
**Author:** [@georgfaust](https://erlangforums.com/u/georgfaust)\ **Replies:** 3\ **Last updated:** [November 15, 2022, 2:23am UTC](https://erlangforums.com/t/how-do-i-contribute-to-the-elixir-implementation/2037 "2022-11-15T02:23:16Z")
As I understand nearly all of erlang is already implemented. Why can’t (parts of) the Elixir stdlib not just be copied over? For example AtomVM/Map.ex at master · atomvm/AtomVM · GitHub is very limited. These are the… --- ## [Nitrogen failing to \`make\`, rebar failed](https://erlangforums.com/t/nitrogen-failing-to-make-rebar-failed/1188)
**Author:** [@OvermindDL1](https://erlangforums.com/u/OvermindDL1)\ **Replies:** 8\ **Last updated:** [August 17, 2022, 5:00pm UTC](https://erlangforums.com/t/nitrogen-failing-to-make-rebar-failed/1188 "2022-08-17T17:00:32Z")
I’m going through the recent Nitrogen book and walking someone through the setup to teach them erlang with a brand new install and they are getting an interesting error when running make ... from a fresh git clone https:… --- ## [Getting warning when executing ./rebar get-deps - WARN: Missing plugins:](https://erlangforums.com/t/getting-warning-when-executing-rebar-get-deps-warn-missing-plugins/1401)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 4\ **Last updated:** [May 5, 2022, 12:16am UTC](https://erlangforums.com/t/getting-warning-when-executing-rebar-get-deps-warn-missing-plugins/1401 "2022-05-05T00:16:08Z")
I am getting a warning when I execute ./rebar get-deps Output $ ./rebar get-deps ==\> mimetypes (get-deps) WARN: Missing plugins: \[rebar3\_hex\] ==\> stacktrace\_compat (get-deps) ==\> simple\_bridge (get-deps) ==\> … --- ## [Getting error after updating to rebar3 via official script](https://erlangforums.com/t/getting-error-after-updating-to-rebar3-via-official-script/1402)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 0\ **Last updated:** [May 4, 2022, 9:17pm UTC](https://erlangforums.com/t/getting-error-after-updating-to-rebar3-via-official-script/1402 "2022-05-04T21:17:07Z")
Hi, I just ran the official script to update my rebar to version 3. Quote: If you have a Nitrogen project generated by the make slim\_X or make rel\_X commands, run this from the root of your project to convert that pro… --- ## [Issue committing git repository - warning: adding embedded git repository: lib/cf](https://erlangforums.com/t/issue-committing-git-repository-warning-adding-embedded-git-repository-lib-cf/1345)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 8\ **Last updated:** [April 30, 2022, 9:24pm UTC](https://erlangforums.com/t/issue-committing-git-repository-warning-adding-embedded-git-repository-lib-cf/1345 "2022-04-30T21:24:36Z")
I’m trying to commit the initial project directory nitrogen created. However some directories in the lib directory can’t be added for example: ookma@MSI MINGW64 /e/ookma-kyi (master) $ git add \* warning: adding embedded… --- ## [How do I add an id field to #textbox that also renders in HTML? (Plus other questions)](https://erlangforums.com/t/how-do-i-add-an-id-field-to-textbox-that-also-renders-in-html-plus-other-questions/1360)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 4\ **Last updated:** [April 30, 2022, 12:01am UTC](https://erlangforums.com/t/how-do-i-add-an-id-field-to-textbox-that-also-renders-in-html-plus-other-questions/1360 "2022-04-30T00:01:30Z")
How do i add an actual id field to a #textbox? So far I have the following code: %% -\*- mode: nitrogen -\*- -module(accounts\_signup). -compile(export\_all). -include\_lib("nitrogen\_core/include/wf.hrl"). main() -\> #tem… --- ## [Bootstrap and Nitrogen - are these scripts and CSS necessary or can I remove them?](https://erlangforums.com/t/bootstrap-and-nitrogen-are-these-scripts-and-css-necessary-or-can-i-remove-them/1352)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 2\ **Last updated:** [April 29, 2022, 12:13pm UTC](https://erlangforums.com/t/bootstrap-and-nitrogen-are-these-scripts-and-css-necessary-or-can-i-remove-them/1352 "2022-04-29T12:13:40Z")
Hi, I am interested in using Bootstrap to style my page. I know from experience that it is recommended not to use jQuery when using Bootstrap as it can cause conflicts. Looking at the bare.html template I see a lot of … --- ## [Can't run Nitrogen file a second time](https://erlangforums.com/t/cant-run-nitrogen-file-a-second-time/1341)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 9\ **Last updated:** [April 26, 2022, 1:17am UTC](https://erlangforums.com/t/cant-run-nitrogen-file-a-second-time/1341 "2022-04-26T01:17:17Z")
I have a strange issue cropped up. After I generate a nitrogen project for windows and run start.cmd once any subsequent runs crash immediately. I know this for sure because there is a erl\_crash.dump file in the proj… --- ## [Build It With Nitrogen Help](https://erlangforums.com/t/build-it-with-nitrogen-help/1338)
**Author:** [@Ookma-Kyi](https://erlangforums.com/u/Ookma-Kyi)\ **Replies:** 9\ **Last updated:** [April 24, 2022, 8:02pm UTC](https://erlangforums.com/t/build-it-with-nitrogen-help/1338 "2022-04-24T20:02:41Z")
Hi, I am working through the sample chapter and am stuck on the following instructions on page 11: …$ git clone git://github.com/nitrogen/nitrogen …$ cd nitrogen …/nitrogen$ make rel\_inets PROJECT=testproj This is … --- ## [Announcing AtomVM 0.5.0](https://erlangforums.com/t/announcing-atomvm-0-5-0/1251)
**Author:** [@fadushin](https://erlangforums.com/u/fadushin)\ **Replies:** 1\ **Last updated:** [April 5, 2022, 12:38am UTC](https://erlangforums.com/t/announcing-atomvm-0-5-0/1251 "2022-04-05T00:38:07Z")
Hello Erlangers and Makers! After many months of work, we are happy to announce version 0.5.0 of the AtomVM virtual machine, a lightweight implementation of the BEAM for small and cheap microcontrollers! This releas… --- ## [Nitrogen Rebar3 support?](https://erlangforums.com/t/nitrogen-rebar3-support/1166)
**Author:** [@Sheldon](https://erlangforums.com/u/Sheldon)\ **Replies:** 1\ **Last updated:** [March 4, 2022, 6:00am UTC](https://erlangforums.com/t/nitrogen-rebar3-support/1166 "2022-03-04T06:00:00Z")
Hi, I understand that support of rebar3 is still work in progress, is it going to be released any time soon? Thanks --- ## [AtomVM Documentation Review](https://erlangforums.com/t/atomvm-documentation-review/625)
**Author:** [@fadushin](https://erlangforums.com/u/fadushin)\ **Replies:** 7\ **Last updated:** [December 23, 2021, 10:08am UTC](https://erlangforums.com/t/atomvm-documentation-review/625 "2021-12-23T10:08:13Z")
Hi folks, We have been working on some documentation for AtomVM, and we’d be interested in any feedback (positive, negative, constructive). Parts of the documentation are still a work in progress, but I think we have m… [Previous page](https://erlangforums.com/c/erlang-frameworks/62.md) [Next page](https://erlangforums.com/c/erlang-frameworks/62.md?page=2)