Error on install plugin: Your Application class does not have a bootstrap [SOLVED]

Thank you. This dont create message and appear:

bin/cake plugin load CakeAclBr --bootstrap

/backup/www/cake361_limpo/src/Application.php modified

But when I execute:

bin/cake bake all groups -t CakeAclBr

Appear:

PHP Fatal error: Uncaught InvalidArgumentException: The plugin class CakeAclBr\Plugin cannot be found. Ensure your autoloader is correct. in /backup/www/cab_361/vendor/cakephp/cakephp/src/Http/BaseApplication.php:127
Stack trace:
#0 /backup/www/cab_361/vendor/cakephp/cakephp/src/Http/BaseApplication.php(95): Cake\Http\BaseApplication->makePlugin(‘CakeAclBr\Plugi…’, Array)
#1 /backup/www/cab_361/src/Application.php(34): Cake\Http\BaseApplication->addPlugin(‘CakeAclBr’, Array)
#2 /backup/www/cab_361/vendor/cakephp/cakephp/src/Console/CommandRunner.php(188): App\Application->bootstrap()
#3 /backup/www/cab_361/vendor/cakephp/cakephp/src/Console/CommandRunner.php(134): Cake\Console\CommandRunner->bootstrap()
#4 /backup/www/cab_361/bin/cake.php(12): Cake\Console\CommandRunner->run(Array)
#5 {main}
thrown in /backup/www/cab_361/vendor/cakephp/cakephp/src/Http/BaseApplication.php on line 127

Really. In config/bootstrap.php dont add load. Then I add manually in config/bootstrap.php

Plugin::load(‘CakeAclBr’, [‘bootstrap’ => true]);

And execute again
bin/cake bake all groups -t CakeAclBr

Again same error fatal.
And now I install migrations plugin to try:

composer require cakephp/migrations

Remove CakeAclBr from src/Application.php and

bin/cake plugin load Migrations

Modified

When execute:

bin/cake migrations migrate

Same fatal error.

And Now?