Aws lambda import module error nodejs Looking at the @aws-sdk/client-neptune library (on GitHub) I could not even find a method to actually send the query command. mjs to index. When I make a new function this looks to be the case, I can console log the aws-sdk version just fine. Jul 1, 2025 · この記事はmiriwoお一人様 Advent Calendar 2022の17日目の記事です 概要 LambdaのNode. js environment. x to get started building with Node. I had some compatibility issues with chromium and lambda so I decided to contain the application Jan 21, 2020 · But after generating the build using Rollup and deploying the function using Terraform and testing it on the AWS console, I get this error: AWS Lambda Cannot Find Module ‘index’ AWS Lambda is a serverless compute platform that allows you to run code without having to worry about provisioning or managing servers. I have tried npm install on the ec2 instance, I have tried several different packages and I have come to the conclusion there must be some sort of configuration wrong in lambda but I can't find what. Jul 18, 2019 · I was running into this where the lambda would invoke locally (on Windows) but report a failure to find the handler module once deployed. This makes it a great option for running event-driven applications, such as processing data from IoT devices or responding to API requests. 0) to deploy a single lambda function written in ES6 javascript and with a Node v20. Lmbda in CDK v2 project typescript giving error ->Runtime. I have installed npm install @aws-sdk/client-kinesis on my terminal and used zipped the file and created a lambda layer which has client-kinesis. Node. My serverless. js runtimes include a specific minor version of the AWS SDK for JavaScript v3, not the latest version. However, there are a few common errors that you may encounter when working I'm getting an awfully unfortunate error on Lambda: Unable to import module 'lib/index': Error at require (internal/module. The root of the project contains a package. See if you can run a newer Node version using serverless. The return value of a require call is the contents of the module. May 4, 2024 · I am using the AWS CDK (v2. Despite following Jan 20, 2020 · I'm converting some of my JS code to typescript and when deploying using serverless framework to a lambda on AWS and running it i'm getting the below error. js, or there you don't have any import * as XYZ from something? Can you try to put there an unused import just for testing? Mar 22, 2024 · I am currently developing a simple lambda function using node. js applications, using AWS Amplify library, bundling JavaScript files, and using AWS Lambda functions. For Lambda functions that use the Node. js with serverless. As part of this update, I'm transitioning to using the index. However this part stops as soon as you upload a . It looks like this should be supported by lambda-local but I'm getting the following error: croesus$ lambda-local -l index. js 14 runtimes. jsm, and not the correct one . json package-lock. I have installed a custom package using the lambda layer following the folder structure specified on docum Jun 16, 2016 · I want to test a Lambda function that uses aws-sdk. js, and I'm hoping to get some insights or suggestions on how to resolve it. Apr 25, 2023 · 1 I am trying to add a layer to my lambda functions where I can include a module from NPM. js Lambda function. AWS SDK for Javascript v2 publishes a single npm package that supports all the AWS services. It's strange because you don't have an error from the beginning in index. I have my code working locally, but when I want to run it as modules in the lambda I have created a lambda function on the `nodejs14` runtime that has the ES module enabled. Aug 27, 2019 · I am deploying some apis to API Gateway using cdk. I tr May 6, 2024 · I'm using NodeJs (ES6) on AWS Lambda with node_module as AWS Layer and I want to publish a message on SNS. ReferenceError: require is not defined in ES module scope, you can use import instead Nov 11, 2020 · General Issue I have a problem when setting up a layer, the lambda function is assigned the layer correctly, but it's unable to import its modules. js, it was already tested and it does work, unfortunately it is not an option for me to update the extension If your existing Lambda functions are using the included SDK v2, then you must update your function code to use the SDK v3 when upgrading to the Node. exports property at the end of the file evaluation Dec 22, 2022 · Node18 for Lambda uses JavaScript SDK V3 . json node_modules/ Jul 16, 2023 · Expected Behavior The AWS SDK should correctly include all necessary dependencies when installed, and there should be no import errors when the SDK is used in a Lambda function. Apparently after a certain version of Node. This results in smaller Lambda packages that contain only the code and dependencies needed to run the function. I guess it will either include packages in the lambda bundle or (hopefully) it will add the --packages=bundle parameter by default, which might lead to errors in builds once we get the cdk update. yml templates. Now I want to develop a Lambda Function on Node18 with TypeScript. Inside my serverless-v3. js, which is the underlying platform used by AWS Lambda, the require function is only available when using the CommonJS module system use import AWS from 'aws-sdk' I was stuck for a while running into this issue in a new project that uses CDK with aws-cdk-lib/aws-lambda-nodejs/NodejsFunction. Each system has its own syntax for importing and exporting modules: CommonJS uses require() for importing and module. Steps at a Glance Ensure Dependencies Are Installed – Run npm install (Node. I want to integrate the latest version of the AWS SDK for JavaScript into my Node. js 18. This page describes how to work with Lambda function handlers in Node. js Library This library provides constructs for Node. The following steps assume that the folder is named my-function. Oct 4, 2018 · AWS Lambda expects your module to export an object that contains a handler function. In resource constrained environment such as mobile devices, having separate packages for each service client allows Jan 20, 2018 · Do I have to install the axios module locally and then deploy it to lambda or is there a way to do it through the inline code editor as well in the browser? The aws-sdk node module is available to all lambda functions, but for all other node dependencies you must install them so they will be packaged with your lambda when you deploy. Following the documentation, I have created a zip file with lambda function, node_modules and package. com All supported Lambda Node. 474. I've tried setting the handler to index. 1 What operating system are you using? Windows Did you m Recibo los errores «Cannot find module» o «Cannot find Package» cuando ejecuto el código de AWS Lambda en Node. mjs file instead of index. However, for the life of me I can't get it to work, I am seeing this error: Hi, I'm currently updating my Lambda function from Node. js Alexa Task Issue I'm currently coding a Node. This page also Nov 18, 2022 · Node. js 20. js on AWS, they name the index file index. myFunction. HandlerNotFound May 24, 2023 · It seems like your question should be "how to import the AWS SDK in a Lambda function" not "how to call one Lambda from another" since you are stuck on the import statement and haven't even gotten into the rest of the code yet. JavaScript has two main types of module systems: CommonJS (CJS) and ECMAScript Modules (ESM). I found someone having the same issue here: htt Sep 22, 2023 · I've tried all of the approaches I could find here and on other forums for export / import of node functions using common JS and ES modules. Even with the simplest of imports I get this unhelpful e Dec 7, 2022 · AWS Lambda monitoring integration Monitoring AWS Lambda with Serverless monitoring Import Node. js 18 runtime lambda using the aws-sdk v3 to work! I even removed using SSM completely (for the time being) and just trying to make the Neptune query work - it does not. g. Dec 14, 2022 · I'm trying to get a start with AWS by starting at the beginning, running the Build a Basic Web Application tutorial. To find the specific version of the SDK included in the runtime that you're using, create a Lambda function with the following code. That way, AWS Lambda sheds developers of overhead on server management and lets them focus on writing only efficient, event-driven code. yaml HelpersLayer: Type: AWS::Serverless::LayerVersion Properties: LayerName: HelpersLayer Description: HelpersLayer ContentUri: . json to emit those 3rd-party Jan 22, 2019 · There seems to be a problem in module 'list', probably a strange import. ImportModuleError: Error: Cannot find module. Reference Aug 3, 2023 · I have already deployed a Lambda Function on Node16 with JavaScript without any issues. This makes it easy to use multiple services in a project at the cost of a large dependency when only using a handful of services or operations. Dec 18, 2023 · Hi @affanshahab, thanks for reporting this issue! The main issue seems to be that the zipped lambda does not contain the complete artifact of the @aws-sdk/core dependency. The imports are standard ES syntax and work fine in a local setup, and work if we package the entire module into the function: `im Jul 25, 2024 · Conclusion Summing up, the potential of mastering npm module integration with AWS Lambda through Node. Sep 16, 2022 · 最近CDKに入門しました。 弊チームでは先日、API Gateway + Lambdaの構成をCDKで構築し、APIを実装する機会がありました。 その際Node. npm install the_package_that_is_missing Nov 5, 2022 · So I'm trying to understand: Do I even need to bundle those import ed modules (such as @aws-sdk/client-cloudwatch-logs) at all, or they are already loaded by AWS Lambda's runtime? If I do need to bundle, then how? do I need to use some bundler or is it just a matter of configuring tsconfig. ImportModuleError 簡短說明 如果您的 Lambda 環境在 Node. 5. sharp) exported as export = someModule in a Lambda function defined using NodejsFunction in the aws-cdk-lib? The require statement (const xxx = require ('module')) The AWS Lambda runtime environment doesn't have all features from the latest version of an AWS SDK. js are you using? node18 in my Lambda Amplify CLI Version 12. zip nodejs/ package. js18にてaws-sdkを使おうとしてかなり詰まったのでまとめておく。 謝辞 本問題の解決は同プロジェクトの先輩エンジニアさんにご Jan 6, 2022 · This post is written by Dan Fox, Principal Specialist Solutions Architect, Serverless. See full list on bobbyhadz. 140. It provides customers the benefits of ES module features like import I want to build a deployment package for an AWS Lambda function in Node. mjs (correct) and not simply . I receive "Cannot find module" or "Cannot find Package" errors when I run AWS Lambda code in Node. I was under the impression that the aws-sdk npm package was included by default in the aws lambda runtime. json and change import request from request to request=require(request). Hey Kshitij Kumar, The issue you're encountering is due to a mismatch between module systems in JavaScript, specifically when using Node. How do I troubleshoot "permission denied" or "unable to import module" errors when I upload a Lambda deployment package? Mar 17, 2021 · So, I specify it, telling Lambda this is a module. You can however package the Node Module of mysql or node-mysql in a zip and upload to AWS Lambda. js Lambda functions. Based on these resources : https://aws. May 7, 2024 · In this tutorial I will show you how to import Node. To use this module, you need to install it from npm by running the npm install source-map-support command, and then import and install it at the top of your Lambda function with following code snippet to import it: Sep 15, 2021 · 0 To reduce the serverless package size I am trying to exclude aws-sdk from being included with deployment. The structure of my lambda zip file is as follow Dec 15, 2022 · Is there any way to use modules (e. Deploy from the Correct Directory – Zip files from the project root, not from within subdirectories. Step-by-step examples for using S3, Lambda, and DynamoDB, including file uploads, function invocation, and data storage. mjs. If you are still having trouble resolving the “cannot find module aws-sdk” error, please contact AWS Support for assistance. AWS Lambda now enables the use of ECMAScript (ES) modules in Node. However, I'm encountering difficulties in specifying the handler when using index. The problem for me was that the node module I was using, JSONPath, loaded its own dependencies in a few unusual ways, for example Dec 23, 2015 · npm module has to be bundeled inside your nodejs package and upload to AWS Lambda Layers as zip, then you would need to refer to your module/js as below and use available methods from it. zip file deployment package. exports property. When I am trying to deploy my NodeJS (Runtime: 18. The above code works perfectly with CommonJs syntax but using import syntax (ES6) facing an I'm new to AWS lambda and am using nodejs v20 and am trying to write a very simple lambda at the moment: import { DynamoDBClient } from "@aws-sdk/client-dynamodb"; import { DynamoDBDocumen It does not help me to get a Node. js version in your local environment matches the Node. I've taken a look at the published artifacts for @aws-sdk/credential-provider-node and the Mar 1, 2021 · I used the excellent source-map-support Node module, as it was easy to install and set up, and it works fine. ImportModuleError", "err I'm trying to create a lambda in nodejs. It worked after changing to a forward slash. x to node18. yml was locating the handler function with a backslash in the path name. js 18 is now supported by Lambda. amazon. js 16 to Node. So I downloaded my working code from location x an uploade my code to a a-nodejs-18-based-lambda-importing-from-aws-sdk-v3-fails-to-find-the-client-ssm-package) Fix is about changing file extension from index. js is via the module. js. com/about-aws/whats-new/2022/01/aws-lambda-es-modules-top-level-await-node-js-14/ https://aws. x and, therefore, need to 'import' the module which should be available once I have created and added the layer. js module. js:20:19) Which is strange because there is Sep 28, 2023 · How did you install the Amplify CLI? yarn If applicable, what version of Node. AWS Lambda layers are a distribution mechanism for libraries, custom runtimes, and other function dependencies. About: In this video, you'll learn how to install any npm module for AWS Lambda in a Node. The funny part is I actually noticed the difference, but unwittingly was packaging an index file with extension . I know that the default for NodeJS is CommonJS. I zipped the dist contents along with node modules, Sep 1, 2023 · My sensor-processor-v3-dev-wifiConnector lambda function handler is src/wifi. json, it appears that there might be an issue with how this dependency is resolved at runtime in the Mar 28, 2025 · Have you deployed a Lambda and got a confusing 'Cannot find module index' error? Followed that with a fruitless google search for cryptic error messages? An easy Jan 15, 2022 · If Lambda cannot work with ES modules, you may try to remove "type": "module" from package. When building your Lambda functions using the zip archive packaging style, use a runtime parameter value of nodejs18. Your function runs until the handler returns a response, exits, or times out. js, but I get a "Cannot find module" error during invocation. /helpers-layer To troubleshoot the “cannot find module aws-sdk” error, you can try reinstalling the AWS SDK, updating the AWS CLI, or setting the AWS_SDK_CONFIG environment variable. json file in which I am defi Mar 16, 2023 · In recent versions of Node. js modules into an AWS Lambda function using a Node. Dec 14, 2018 · Just a thought, but could it be that you are using an old Node version in your Lambda function where the crypto package wasn't yet included? I believe it is a pretty recent development. ts) can't import any files or npm modules outside that folder (folder named get-users). x) project on AWS Lambda, I am getting the following error: ``` { "errorType": "Runtime. js 程式碼中找不到指定的程式庫，那麼您會收到以下其中一個錯誤訊息。之所以發生這些錯誤，是因為 Lambda 並未預先封裝所有 Node. The way modules are exported in Node. 4 I get an error while trying to import my layers into my lambda function. Jun 30, 2024 · However, I expect that a proper fix of the underlying issue by the aws-cdk lib might very well be in conflict with this setting. json properly? If bundler isn't mandatory, then how do I setup tsconfig. js で AWS Lambda コードを実行する際、「Cannot find module」または「Cannot find Package」というエラーが発生します。 We're trying to deploy a Lambda function with AWS SDK v3 modules. json. My current code is: Hello AWS Community, I'm encountering a persistent issue with my AWS Lambda function written in Node. js unlocks great power in serverless computing. js modules If you should need additional support it may be better to create a case with the New Relic Serverless team, as note your accounts subscription allows for case creation or indeed I can create on your behalf. This system is Jul 20, 2017 · The problem is that AWS Lambda runs on a different machine and there is no way you can configure that particular machine to run in a custom environment. js runtime, a dependency can be any Node. Install libraries in the node_modules directory using the npm install command. But at build or at runtime the function does not find the layer : ( template. It uses esbuild under the hood. Possible Solution While @smithy/config-resolver is correctly listed as a dependency in @aws-sdk/client-sqs's package. It took me 3 Jun 6, 2015 · Ensure that the Node. zip file where I've deployed all the webpack compiled JavaScript code the folder stru lambda import layer in nodejs 0 Hello everyone, I am desperately trying to call my layer's functions inside a lambda function. My project is using typescript and tsconfig is set to ESNext target version along with ESnext module as Mar 1, 2022 · I am testing out using the new ES Module system, along with a Lambda Layer. To use version 2 of the SDK, you must add the SDK to your . js (wrong). com/blogs/compute/using-node-js-es-modules-and-t 当在 Node. js version of your function. Dec 4, 2019 · I have created a lambda function to get the list of items stored in dynamodb. When your function is invoked, Lambda runs the handler method. Sep 28, 2021 · how are you deploying them? Through cdk or the cli or a cloudformation template? That is likely where the culprit is - the api gateway is not properly getting the lambda's arn to be able to connect to it 0 Hello, I receive the error in Lambda: Receive error in Lambda: Unable to import module 'functions': No module named 'functions' Traceback I have researched the issue and from what I understand it's a problem bundling some of python depencies and libraries. js, including options for project setup, naming conventions, and best practices. Sep 11, 2021 · Good day! I am testing an AWS Lambda Function that uses an AWS Lambda Layer with the following directory: LambdaLayer. js -h handler -e . The zipped dependency does not match the published NPM artifacts, which includes the aws-sdk sub-directory in @aws-sdk/core@3. functions\myHandler. Oct 12, 2024 · AWS Lambda stop working after updating to Node. Here is my tsconfig file I used to compile my index. js Function The NodejsFunction construct creates a Lambda function with automatic transpiling and bundling of TypeScript or Javascript code. /ev. js files. Jan 25, 2022 · I am trying this in the AWS lambda console. Mar 5, 2025 · Amazon Linux Case Sensitivity – AWS Lambda's underlying OS differentiates between uppercase and lowercase filenames. The issue I'm having, is I'm trying to find a fix for this issue via CDK. Jun 12, 2023 · The Solution, In the end the problem was simple, if you create a lambda function using the webinterface you don't need to add any (regular) dependencies such as the AWS-SDK module, because Amazon takes care of it. I generated a Lambda Function using AWS SA The AWS SDK for JavaScript enables building browser applications, accessing AWS services, using AWS SDK for JavaScript, developing Node. mjs - the extension is now . I am trying to replicate this git to order a pizza using an AWS IoT button. connector. zip file even if you don't add anything but a code file. To find the specific version of the SDK that Aug 22, 2024 · I have a simple node. x, I can no longer include the AWS sdk: I used to include it by simply typing: Node. jsで書いたLambdaスクリプト単体をアップロードしたところ、 "Unable to import module" が発生しました。 Sep 6, 2017 · All the code is zipped and sent to lambda using the aws-cli and I have deployed node. As per and , the issue seems to be that using nanoid in AWS Lambda there are chances of running into problems with nanoid not having enough entropy to create secure ids. Amazon Lambda Node. js 程式庫。 如果 CommonJS 中缺少模組，那麼您會收到下列錯誤： Runtime. js) or pip install (Python) before zipping files. Error: Cannot find module 'uuid/v4' I am not using AWSCLI or NPM, i am instead using the AWS Lambda dashboar Hope everyone is doing well. js code on lambda before without any problems (alexa skill). This feature allows Lambda customers to use dependency libraries that are configured as ES modules, or to designate their own function code as an ES module. The specific minor version that's included in the runtime depends on the runtime version and your AWS Region. I figured I'd be able to just follow it step by step and have a simple Hello Wor Mar 10, 2020 · I am receiving this Error when trying to use UUID Module in AWS Lambda JavaScript code. x, after switching to 18. js file: Feb 21, 2024 · I am trying to configure the AWS JavaScript SDK for use with Node. If use I upgraded my Lambda function from node12. Maybe 2017. js application running puppeteer to extract and process reports from a website. . 0. js Alexa Task via AWS Lambda, and I have been trying to code a function that receives information from the OpenWeather API and parses it into a The Lambda function handler is the method in your function code that processes events. Then i executed npm run build command after which i got . x runtime. At first Dec 24, 2024 · Learn how to integrate AWS with Node. js runtimes include version 3 of the SDK. handler, but it results in the following error: { "errorType": "Runtime. js runtime includes a number of common libraries, as well as a version of the AWS SDK for JavaScript. In your Lambda configuration you then declare the file that contains the module, and the name of the handler function. js 18 runtime. I am using node 18. I use this module for several lambda functions and read that a layer is a great way to reuse the code. My problem is the file that contains the lambda (index. 如果使用 JavaScript ES6 缺少 Terraform module, which takes care of a lot of AWS Lambda/serverless tasks (build dependencies, packages, updates, deployments) in countless combinations 🇺🇦 May 24, 2022 · I'm trying to execute the following code using JavaScript modules. Since npm modules must be uploaded as "Layers" before they can be utilized in Lambda Nov 23, 2022 · Update the code to import instead of require targeting the module that I needed import { SESClient, SendEmailCommand } from "@aws-sdk/client-ses"; in my case (and other code changes as needed based on updated import) Sep 3, 2018 · I am having an API that based on a condition will post to another API, but I get this error in my wrapping API. Create a folder for the deployment package. After much pain, trial and error, I found the culprit. x The code worked perfectly fine on 12. The Node. Mar 28, 2025 · Have you deployed a Lambda and got a confusing 'Cannot find module index' error? Followed that with a fruitless google search for cryptic error messages? An easy Sep 2, 2016 · please forgive me, I am totally new at Lambda and Node. I hit this snag yesterday. exports for exporting. I am trying to establish connectivity between a React app running locally, and a Lambda, using the @aws-sdk/client-lambda and @ I think the issue doesn't lie in creating deployments or layers for nodejs or python for nanoid. All supported Node. js 中运行 AWS Lambda 代码时，我收到“Cannot find module”（找不到模块）或“Cannot find Package”（找不到程序包）错误。 Jan 20, 2017 · Node. The error message is 'ReferenceError: require is not defined in ES module scope, you can use import instead'. I have checked all my settings and configs and I just dont understand why when my function is deployed and ran I get an error from AWS saying it cannot locate the layers layer: Based on the error message, it looks like AWS Lambda can't find the 'openai' module in its environment. oto yqrobry qeshq dja ieo kjslt ktdf vcqr pwwe ecgnm zxwo phcfpjs wynh ozcoaf aiiynoj