PHP Fatal error: Uncaught Error: Call to a member function run() on null in /vendor/puli/composer-plugin/src/PuliPluginImpl.php:704

[trungkhtn]

Please help me!

Using version dev-master for yarcode/yii2-mailgun-mailer
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Nothing to install or update
Package phpunit/phpunit-mock-objects is abandoned, you should avoid using it. No replacement was suggested.
Generating autoload files
Warning: Plugin initialization failed: The "puli"/"puli.phar" command could not be found.
PHP Fatal error: Uncaught Error: Call to a member function run() on null in /vendor/puli/composer-plugin/src/PuliPluginImpl.php:704