Failed opening required phar:///usr/bin/wp/vendor/symfony/polyfill-mbstring/Resources/mb_convert_variables.php8 (include_path=.:/usr/share/pear:/usr/share/php:/usr/share/pear:/usr/share/php)
File: phar:\\\usr\bin\wp\vendor\symfony\polyfill-mbstring\bootstrap.php on line 115

Trace:
#0 phar:///usr/bin/wp/vendor/composer/autoload_real.php (71): require()
#1 phar:///usr/bin/wp/vendor/composer/autoload_real.php (61): composerRequire27fcc3710ec882e42a5e96dbef941a4d( $fileIdentifier = 0e6d7bf4a5811bfa5cf40c5ccd6fae6a, $file = phar:///usr/bin/wp/vendor/composer/../symfony/polyfill-mbstring/bootstrap.php )
#2 phar:///usr/bin/wp/vendor/autoload.php (7): ComposerAutoloaderInit27fcc3710ec882e42a5e96dbef941a4d::getLoader()
#3 phar:///usr/bin/wp/vendor/wp-cli/wp-cli/php/WP_CLI/Bootstrap/AutoloaderStep.php (49): require( phar:///usr/bin/wp/vendor/autoload.php )
#4 phar:///usr/bin/wp/vendor/wp-cli/wp-cli/php/bootstrap.php (75): WP_CLI\Bootstrap\AutoloaderStep->process( $state = WP_CLI\Bootstrap\BootstrapState Object )
#5 phar:///usr/bin/wp/vendor/wp-cli/wp-cli/php/wp-cli.php (27): WP_CLI\bootstrap()
#6 phar:///usr/bin/wp/php/boot-phar.php (11): include( phar:///usr/bin/wp/vendor/wp-cli/wp-cli/php/wp-cli.php )
#7 /usr/bin/wp (4): include( phar:///usr/bin/wp/php/boot-phar.php )