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laravel - How can I resolve "Your requirements could not be resolved to an installable set of packages" error? - Stack Overflow
Allow to install dev dependencies even on mismatched lock file · Issue #11417 · composer/composer · GitHub
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Deployment-Fehler "Required package "shopware/core" is not present in the lock file." - Shopware 6 (German) - Shopware Community Forum
![Packages are getting deleted and not reinstalled since Composer 2.1.0 · Issue #363 · cweagans/composer-patches · GitHub Packages are getting deleted and not reinstalled since Composer 2.1.0 · Issue #363 · cweagans/composer-patches · GitHub](https://user-images.githubusercontent.com/70129/120867059-fe9c3f00-c545-11eb-9ef1-4654fb25bd87.png)