Fatal Error

[christopherpinnock]

I'm new to mozart. When I type composer require --dev coenjacobs/mozart at the command line I get this response, and I don't know if I should worry, because the namespace prefixes have been appropriately added:

Failed loading E:/wamp64/bin/php/php8.4.0/zend_ext/php_xdebug-3.4.0beta1-8.4-x86_64.dll
./composer.json has been updated
Running composer update coenjacobs/mozart
Loading composer repositories with package information
Updating dependencies
Lock file operations: 14 installs, 0 updates, 0 removals
  - Locking coenjacobs/mozart (0.7.1)
  - Locking league/flysystem (1.1.10)
  - Locking league/mime-type-detection (1.16.0)
  - Locking psr/container (2.0.2)
  - Locking symfony/console (v5.4.47)
  - Locking symfony/deprecation-contracts (v3.5.1)
  - Locking symfony/finder (v5.4.45)
  - Locking symfony/polyfill-ctype (v1.31.0)
  - Locking symfony/polyfill-intl-grapheme (v1.31.0)
  - Locking symfony/polyfill-intl-normalizer (v1.31.0)
  - Locking symfony/polyfill-php73 (v1.31.0)
  - Locking symfony/polyfill-php80 (v1.31.0)
  - Locking symfony/service-contracts (v3.5.1)
  - Locking symfony/string (v6.4.15)
Writing lock file
Installing dependencies from lock file (including require-dev)
Package operations: 14 installs, 0 updates, 0 removals
    0 [>---------------------------]    0 [->--------------------------]
  - Installing symfony/polyfill-php80 (v1.31.0): Extracting archive
  - Installing symfony/deprecation-contracts (v3.5.1): Extracting archive
  - Installing symfony/finder (v5.4.45): Extracting archive
  - Installing symfony/polyfill-intl-normalizer (v1.31.0): Extracting archive
  - Installing symfony/polyfill-intl-grapheme (v1.31.0): Extracting archive
  - Installing symfony/polyfill-ctype (v1.31.0): Extracting archive
  - Installing symfony/string (v6.4.15): Extracting archive
  - Installing psr/container (2.0.2): Extracting archive
  - Installing symfony/service-contracts (v3.5.1): Extracting archive
  - Installing symfony/polyfill-php73 (v1.31.0): Extracting archive
  - Installing symfony/console (v5.4.47): Extracting archive
  - Installing league/mime-type-detection (1.16.0): Extracting archive
  - Installing league/flysystem (1.1.10): Extracting archive
  - Installing coenjacobs/mozart (0.7.1): Extracting archive
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16 package suggestions were added by new dependencies, use `composer suggest` to see details.
Generating autoload files
14 packages you are using are looking for funding.
Use the `composer fund` command to find out more!
> "vendor/bin/mozart" compose
Failed loading E:/wamp64/bin/php/php8.4.0/zend_ext/php_xdebug-3.4.0beta1-8.4-x86_64.dll

Deprecated: League\Flysystem\Filesystem::get(): Implicitly marking parameter $handler as nullable is deprecated, the explicit nullable type must be used instead in C:\sites\vhost-wp\wp-content
\plugins\describr\assets\libs\vendor\league\flysystem\src\Filesystem.php on line 363

Deprecated: League\Flysystem\FilesystemInterface::get(): Implicitly marking parameter $handler as nullable is deprecated, the explicit nullable type must be used instead in C:\sites\vhost-wp\w
p-content\plugins\describr\assets\libs\vendor\league\flysystem\src\FilesystemInterface.php on line 274

Warning: Undefined property: stdClass::$classmap_directory in C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozart\src\Mover.php on line 53

Deprecated: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\league\flysystem\src\U
til.php on line 106

Warning: Undefined property: stdClass::$classmap_directory in C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozart\src\Mover.php on line 100

Deprecated: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\league\flysystem\src\U
til.php on line 106

Warning: Undefined property: stdClass::$classmap_directory in C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozart\src\Console\Commands\Compose.php on line 91

Fatal error: Uncaught TypeError: CoenJacobs\Mozart\Replacer::replaceParentClassesInDirectory(): Argument #1 ($directory) must be of type string, null given, called in C:\sites\vhost-wp\wp-cont
ent\plugins\describr\assets\libs\vendor\coenjacobs\mozart\src\Console\Commands\Compose.php on line 91 and defined in C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs
\mozart\src\Replacer.php:121
Stack trace:
#0 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozart\src\Console\Commands\Compose.php(91): CoenJacobs\Mozart\Replacer->replaceParentClassesInDirectory(NULL)
#1 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\symfony\console\Command\Command.php(298): CoenJacobs\Mozart\Console\Commands\Compose->execute(Object(Symfony\Component\Conso
le\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#2 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\symfony\console\Application.php(1040): Symfony\Component\Console\Command\Command->run(Object(Symfony\Component\Console\Input
\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#3 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\symfony\console\Application.php(301): Symfony\Component\Console\Application->doRunCommand(Object(CoenJacobs\Mozart\Console\C
ommands\Compose), Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#4 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\symfony\console\Application.php(171): Symfony\Component\Console\Application->doRun(Object(Symfony\Component\Console\Input\Ar
gvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#5 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozart\bin\mozart(28): Symfony\Component\Console\Application->run()
#6 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozart\bin\mozart(29): {closure:C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozar
t\bin\mozart:3}('0.7.1')
#7 C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\bin\mozart(119): include('C:\\sites\\vhost-...')
#8 {main}
  thrown in C:\sites\vhost-wp\wp-content\plugins\describr\assets\libs\vendor\coenjacobs\mozart\src\Replacer.php on line 121
Script "vendor/bin/mozart" compose handling the post-update-cmd event returned with error code 255