You shouldn't need to delete entire ~/.local/share/Trash, but only ~/.local/share/Trash/metadata file.
But in can you already deleted ~/.local/share/Trash, you can make it work again by Dolphin > Settings > Trash > tweak the setting and back again so you can click OK. Now Trash should work again.
@MicroPor:
You shouldn't need to delete entire ~/.local/ share/Trash, but only ~/.local/ share/Trash/ metadata file.
But in can you already deleted ~/.local/ share/Trash, you can make it work again by Dolphin > Settings > Trash > tweak the setting and back again so you can click OK. Now Trash should work again.
See KDE bug https:/ /bugs.kde. org/show_ bug.cgi? id=245482