Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires mezzio/mezzio ^3.27.0 -> satisfiable by mezzio/mezzio[3.27.0]. - mezzio/mezzio 3.27.0 requires laminas/laminas-stratigility ^4.3 -> found laminas/laminas-stratigility[4.3.0] but it conflicts with your root composer.json require (^3.11.0). Problem 2 - Root composer.json requires mezzio/mezzio-swoole ^4.12.0 -> satisfiable by mezzio/mezzio-swoole[4.12.0]. - mezzio/mezzio-swoole 4.12.0 requires ext-swoole ^6.0 -> it is missing from your system. Install or enable PHP's swoole extension. Alternatively you can require one of these packages that provide the extension (or parts of it): Keep in mind that the suggestions are automated and may not be valid or safe to use - swoole/swoole Swoole is an event-driven, asynchronous, coroutine-based concurrency library with high performance f Problem 3 - Root composer.json requires mezzio/mezzio-tooling ^2.8 -> satisfiable by mezzio/mezzio-tooling[2.8.0, ..., 2.12.0]. - mezzio/mezzio 3.27.0 requires laminas/laminas-stratigility ^4.3 -> found laminas/laminas-stratigility[4.3.0] but it conflicts with your root composer.json require (^3.11.0). - mezzio/mezzio-tooling[2.8.0, ..., 2.12.0] require mezzio/mezzio ^3.13.0 -> satisfiable by mezzio/mezzio[3.27.0]. To enable extensions, verify that they are enabled in your .ini files: - /etc/php/8.2/cli/php.ini - /etc/php/8.2/cli/conf.d/10-opcache.ini - /etc/php/8.2/cli/conf.d/10-pdo.ini - /etc/php/8.2/cli/conf.d/15-xml.ini - /etc/php/8.2/cli/conf.d/20-bcmath.ini - /etc/php/8.2/cli/conf.d/20-bz2.ini - /etc/php/8.2/cli/conf.d/20-calendar.ini - /etc/php/8.2/cli/conf.d/20-ctype.ini - /etc/php/8.2/cli/conf.d/20-curl.ini - /etc/php/8.2/cli/conf.d/20-dom.ini - /etc/php/8.2/cli/conf.d/20-exif.ini - /etc/php/8.2/cli/conf.d/20-ffi.ini - /etc/php/8.2/cli/conf.d/20-fileinfo.ini - /etc/php/8.2/cli/conf.d/20-ftp.ini - /etc/php/8.2/cli/conf.d/20-gettext.ini - /etc/php/8.2/cli/conf.d/20-iconv.ini - /etc/php/8.2/cli/conf.d/20-intl.ini - /etc/php/8.2/cli/conf.d/20-mbstring.ini - /etc/php/8.2/cli/conf.d/20-phar.ini - /etc/php/8.2/cli/conf.d/20-posix.ini - /etc/php/8.2/cli/conf.d/20-readline.ini - /etc/php/8.2/cli/conf.d/20-shmop.ini - /etc/php/8.2/cli/conf.d/20-simplexml.ini - /etc/php/8.2/cli/conf.d/20-sockets.ini - /etc/php/8.2/cli/conf.d/20-sysvmsg.ini - /etc/php/8.2/cli/conf.d/20-sysvsem.ini - /etc/php/8.2/cli/conf.d/20-sysvshm.ini - /etc/php/8.2/cli/conf.d/20-tokenizer.ini - /etc/php/8.2/cli/conf.d/20-xmlreader.ini - /etc/php/8.2/cli/conf.d/20-xmlwriter.ini - /etc/php/8.2/cli/conf.d/20-xsl.ini - /etc/php/8.2/cli/conf.d/20-zip.ini - /etc/php/8.2/cli/conf.d/60-openswoole.ini You can also run `php --ini` in a terminal to see which files are used by PHP in CLI mode. Alternatively, you can run Composer with `--ignore-platform-req=ext-swoole` to temporarily ignore these required extensions. Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.