Same problem here.
If you delete the /var/lib/apt/lists, then apt-cache show will show the long description.
If you apt-get update, then apt-cache show will once more not show the long description.
Same problem here.
If you delete the /var/lib/apt/lists, then apt-cache show will show the long description.
If you apt-get update, then apt-cache show will once more not show the long description.