Delete the <component name="PhpIncludePathManager">
contents from .idea/php.xml
:
You may encounter the issues:
- Why does PHPStorm restore deleted «Include Path» entries after manually removing the
<component name="PhpIncludePathManager">
contents from.idea/php.xml
even with Composer options disabled? - How to prevent PHPStorm from restoring manually deleted include path entries even with Composer options disabled?
These issues are resolved in the linked articles.