The method id() does not exist on Yiisoft\Widget\Widget. It seems like you code against a sub-type of said class. However, the method does not exist in Yiisoft\Yii\Widgets\Menu or Yiisoft\Yii\Widgets\ContentDecorator or Yiisoft\Yii\Widgets\Breadcrumbs. Are you sure you never get one of those?
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Ignorable by Annotation
)
If this is a false-positive, you can also ignore this issue in your code via the ignore-call annotation
This check looks for calls to methods that do not seem to exist on a given type.
It looks for the method on the type itself as well as in inherited classes or
implemented interfaces.
This is most likely a typographical error or the method has been renamed.