[InvalidArgumentException]

[KoBa4]

CakePHP ver. 3.3.3

[InvalidArgumentException]
Could not find package hayko/mongodb at any version for your minimum-stability (beta). Check the package spelling or your minimum-stability

my composer.json

{
    "name": "cakephp/app",
    "description": "CakePHP skeleton app",
    "homepage": "http://cakephp.org",
    "type": "project",
    "license": "MIT",
    "require": {
        "php": ">=5.5.9",
        "cakephp/cakephp": "3.3.*",
        "mobiledetect/mobiledetectlib": "2.*",
        "cakephp/migrations": "~1.0",
        "cakephp/plugin-installer": "*"
    },
    "require-dev": {
        "psy/psysh": "@stable",
        "cakephp/debug_kit": "~3.2",
        "cakephp/bake": "~1.1"
    },
    "suggest": {
        "markstory/asset_compress": "An asset compression plugin which provides file concatenation and a flexible filter system for preprocessing and minification.",
        "phpunit/phpunit": "Allows automated tests to be run without system-wide install.",
        "cakephp/cakephp-codesniffer": "Allows to check the code against the coding standards used in CakePHP."
    },
    "autoload": {
        "psr-4": {
            "App\\": "src"
        }
    },
    "autoload-dev": {
        "psr-4": {
            "App\\Test\\": "tests",
            "Cake\\Test\\": "./vendor/cakephp/cakephp/tests"
        }
    },
    "scripts": {
        "post-install-cmd": "App\\Console\\Installer::postInstall",
        "post-create-project-cmd": "App\\Console\\Installer::postInstall",
        "post-autoload-dump": "Cake\\Composer\\Installer\\PluginInstaller::postAutoloadDump"
    },
    "minimum-stability": "beta",
    "prefer-stable": true
}

[tiaguinho]

You install using composer?

[KoBa4]

You install using composer?

Really?
Of course I used Composer.

[tiaguinho]

Try this..

composer require hayko/mongodb dev-master

[KoBa4]

Thanks