What should I do if PHP composer reports an error certificate verify failed? Below, the composer tutorial column will introduce the solution to everyone. I hope it will be helpful to friends in need!
Environment: centos7
An error was reported when using composer to install dependencies. The following error description appeared:
Failed to download laravel/laravel from dist: The "https://files.phpcomposer.com/files/laravel/laravel/48f44440f7713d3267af2969ed84297455f3787e.zip" file could not be downloaded: SSL operation failed with code 1. OpenSSL Error messages: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed Failed to enable crypto failed to open stream: operation failed
is a certificate. There are some problems.
Try to fix:
yum update -y
After all software is updated, restart the machine and try composer again to install dependencies, it succeeds
composer create-project --prefer-dist laravel/laravel vms3.0-admin Installing laravel/laravel (v5.4.15) - Installing laravel/laravel (v5.4.15): Downloading (100%) Created project in vms3.0-admin > php -r "file_exists('.env') || copy('.env.example', '.env');" Loading composer repositories with package information Updating dependencies (including require-dev) Package operations: 59 installs, 0 updates, 0 removals - Installing symfony/polyfill-mbstring (v1.3.0): Downloading (100%) - Installing symfony/var-dumper (v3.2.6): Downloading (100%)
The above is the detailed content of PHP composer 报错 certificate verify failed. For more information, please follow other related articles on the PHP Chinese website!

The steps to becoming a composer include: 1. Master the basic elements of music, such as notes, rhythm, harmony, and melody; 2. Select appropriate technical tools, such as AbletonLive; 3. Understand the process of composing, including inspiration acquisition, conception, writing, modification and improvement; 4. Start with simple melody creation and gradually try complex techniques such as harmony; 5. Solve common problems through debugging techniques, such as note selection and rhythm arrangement; 6. Apply performance optimization and best practices, such as using templates, version control, and collaboration.

Composer is a key tool for building robust PHP applications because it simplifies dependency management, improves development efficiency and code quality. 1) Composer defines project dependencies through composer.json file and automatically downloads and manages these dependencies. 2) It generates a composer.lock file to ensure that the dependency version is consistent and automatically loaded through vendor/autoload.php. 3) Examples of usage include basic usage such as adding log libraries, as well as advanced usage such as version constraints and environment variable management. 4) Common error debugging techniques include handling dependency conflicts and network problems. 5) Performance optimization suggestions include using composer.lock file and optimizing automatic loading.

To become proficient when using Composer, you need to master the following skills: 1. Proficient in using composer.json and composer.lock files, 2. Understand how Composer works, 3. Master Composer's command line tools, 4. Understand basic and advanced usage, 5. Familiar with common errors and debugging techniques, 6. Optimize usage and follow best practices.

Composer is a dependency management tool for PHP, used to declare, download and manage project dependencies. 1) Declare dependencies through composer.json file, 2) Install dependencies using composerinstall command, 3) parse the dependency tree and download it from Packagist, 4) generate the autoload.php file to simplify automatic loading, 5) optimize use includes using composerupdate--prefer-dist and adjusting the autoload configuration.

AppComposer is a tool for building and managing applications. 1) It simplifies application development and improves efficiency by dragging and configuring predefined components. 2) Developers can define components, combine interfaces, define business logic, and ultimately render the application. 3) Support basic and advanced usage, such as task management and conditional rendering, helping to build flexible applications.

Composer is a dependency management tool for PHP. The core steps of using Composer include: 1) Declare dependencies in composer.json, such as "stripe/stripe-php":"^7.0"; 2) Run composerinstall to download and configure dependencies; 3) Manage versions and autoloads through composer.lock and autoload.php. Composer simplifies dependency management and improves project efficiency and maintainability.

ComposerAI is an artificial intelligence-based tool for generating and optimizing code to improve development efficiency and quality. Its functions include: 1. Code generation: generate code snippets that meet the standards according to requirements. 2. Code optimization: By analyzing existing code, make optimization suggestions. 3. Automated testing: Generate test cases to ensure code quality.

Composer is part of the SurfaceFlinger service in Android, and is responsible for synthesising multiple graphics layers into the final display buffer. 1) Collect the graphics layer, 2) sort the graphics layer, 3) synthesize the graphics layer, 4) output to the display device to improve application performance and user experience.


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

SublimeText3 Chinese version
Chinese version, very easy to use

mPDF
mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),

DVWA
Damn Vulnerable Web App (DVWA) is a PHP/MySQL web application that is very vulnerable. Its main goals are to be an aid for security professionals to test their skills and tools in a legal environment, to help web developers better understand the process of securing web applications, and to help teachers/students teach/learn in a classroom environment Web application security. The goal of DVWA is to practice some of the most common web vulnerabilities through a simple and straightforward interface, with varying degrees of difficulty. Please note that this software

Dreamweaver Mac version
Visual web development tools

SecLists
SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.