在全新的流程安装中，即在复制我现有的站点并成功启动“composer install”之后，当我执行“流程”命令时，我收到以下错误：
PHP Fatal error: Uncaught exception 'TYPO3\Flow\Package\Exception\InvalidPackag
eStateException' with message 'Package "doctrine.common" is already registered a
s "Doctrine.Common".' in C:\Development\my-cyme\Packages\Framework\TYPO3.Flow\Cl
asses\TYPO3\Flow\Package\PackageManager.php:723
Stack trace:
#0 C:\Development\my-cyme\Packages\Framework\TYPO3.Flow\Classes\TYPO3\Flow\Packa
ge\PackageManager.php(1061): TYPO3\Flow\Package\PackageManager->registerPackage(
Object(TYPO3\Flow\Package\Package), false)
#1 C:\Development\my-cyme\Packages\Framework\TYPO3.Flow\Classes\TYPO3\Flow\Packa
ge\PackageManager.php(881): TYPO3\Flow\Package\PackageManager->registerPackagesF
romConfiguration()
#2 C:\Development\my-cyme\Packages\Framework\TYPO3.Flow\Classes\TYPO3\Flow\Packa
ge\PackageManager.php(815): TYPO3\Flow\Package\PackageManager->scanAvailablePack
ages()
#3 C:\Development\my-cyme\Packages\Framework\TYPO3.Flow\Classes\TYPO3\Flow\Packa
ge\PackageManager.php(155): TYPO3\Flow\Package\PackageManager->loadPackageStates
()
#4 C:\Development\my-cyme\Pac in C:\Development\my-cyme\Packages\Framework\TYPO3
.Flow\Classes\TYPO3\Flow\Package\PackageManager.php on line 723
我真的不知道该怎么做或导致此问题的原因。在网上也没有找到任何东西。