I was using oven.php to install Cake 4 and the process showed
1. Requirements
/Applications/MAMP/htdocs/VAM directory is writable
Your version of PHP is 5.5.9 or higher (detected 7.3.9).
Your version of PHP has the mbstring extension loaded.
Your version of PHP has the openssl extension loaded.
Your version of PHP has the intl extension loaded.
2. Composer
You are running composer with xdebug enabled. This has a major impact on runtime performance. See https://getcomposer.org/xdebug Composer version 1.8.4 2019-02-11 10:52:10
3. CakePHP Setup
CakePHP project created
cakephp/cakephp:~4.0.9 installed
cakephp/migrations:^3.0@beta installed
cakephp/plugin-installer:^1.2 installed
mobiledetect/mobiledetectlib:^2.8 installed
cakephp/bake:^2.0.3 installed
cakephp/cakephp-codesniffer:~4.1.0 installed
cakephp/debug_kit:^4.0 installed
josegonzalez/dotenv:^3.2 installed
phpunit/phpunit:^8.5 installed
psy/psysh:@stable installed
Error installing package cakedc/mixer
Finalising…
Is there a problem using Oven.php to install cake 4
/Applications/MAMP/htdocs/cake3 directory is writable
Your version of PHP is 5.5.9 or higher (detected 7.3.9).
Your version of PHP has the mbstring extension loaded.
Your version of PHP has the openssl extension loaded.
Your version of PHP has the intl extension loaded.
2. Composer
You are running composer with xdebug enabled. This has a major impact on runtime performance. See https://getcomposer.org/xdebug Composer version 1.8.4 2019-02-11 10:52:10
Deprecated (16384): Plugin::bootstrap() is deprecated. This method will be removed in 4.0.0. - /Applications/MAMP/htdocs/cake3/vendor/cakephp/cakephp/src/Core/Plugin.php, line: 172 You can disable deprecation warnings by setting Error.errorLevel to E_ALL & ~E_USER_DEPRECATED in your config/app.php. [ CORE/src/Core/functions.php , line 311 ]
Warning (512): Unable to emit headers. Headers sent in file=/Applications/MAMP/htdocs/cake3/vendor/cakephp/cakephp/src/Error/Debugger.php line=856 [ CORE/src/Http/ResponseEmitter.php , line 54 ]
Warning (2): Cannot modify header information - headers already sent by (output started at /Applications/MAMP/htdocs/cake3/vendor/cakephp/cakephp/src/Error/Debugger.php:856) [ CORE/src/Http/ResponseEmitter.php , line 155 ]
Warning (2): Cannot modify header information - headers already sent by (output started at /Applications/MAMP/htdocs/cake3/vendor/cakephp/cakephp/src/Error/Debugger.php:856) [ CORE/src/Http/ResponseEmitter.php , line 184 ]
Warning (2): Cannot modify header information - headers already sent by (output started at /Applications/MAMP/htdocs/cake3/vendor/cakephp/cakephp/src/Error/Debugger.php:856) [ CORE/src/Http/ResponseEmitter.php , line 184 ]
Warning (2): Cannot modify header information - headers already sent by (output started at /Applications/MAMP/htdocs/cake3/vendor/cakephp/cakephp/src/Error/Debugger.php:856) [ CORE/src/Http/ResponseEmitter.php , line 213 ]
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