Favorites.userFavorites[a.data.site_index] is undefined

I have this Error found on Multipage and I have the Error Find

file: UserRepository.php

change this

$new_favorites = [
			[
				'site_id' => 1,
				'posts' => $favorites
			]
		];

to

$new_favorites = [
			[
				'site_id' => get_current_blog_id(),
				'posts' => $favorites
			]
		];

chears