Since recently, each composer operation produces errors like this:
Loading composer repository...
Composer repository was successfully loaded.
====Executing command 'composer require "phpoffice/phpspreadsheet" --no-interaction'====
X-Powered-By: PHP/7.4.13
Content-type: text/html; charset=UTF-8
Warning: Composer should be invoked via the CLI version of PHP, not the cgi-fcgi SAPI
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<b>Notice</b>: Undefined index: argv in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/bin/composer</b> on line <b>59</b><br />
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<b>Notice</b>: Trying to access array offset on value of type null in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/bin/composer</b> on line <b>59</b><br />
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<b>Notice</b>: Undefined index: argv in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>53</b><br />
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<b>Warning</b>: array_shift() expects parameter 1 to be array, null given in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>57</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: count(): Parameter must be an array or an object that implements Countable in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>306</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: count(): Parameter must be an array or an object that implements Countable in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>306</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
<br />
<b>Warning</b>: count(): Parameter must be an array or an object that implements Countable in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>306</b><br />
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<b>Warning</b>: Invalid argument supplied for foreach() in <b>phar://C:/Users/ukeim/AppData/Local/DEVSENSE/Composer/composer.phar/vendor/symfony/console/Input/ArgvInput.php</b> on line <b>283</b><br />
[ErrorException]
Invalid argument supplied for foreach()
====composer command completed with exit code 1====
I'm not able to use composer anymore. Any hints on how to solve?
I've already tried to update "composer.phar" to the latest version, but this did not change anything.
