The network is shutting down while exchanging metadata so you won't be able to delete files from calibre.
If you want to try with the new template then see the FAQ
How do I reinitialize CC without reinstalling the app?. Solution 2 is probably the best approach.
Given that there isn't an error in either log, it might be that we won't find a solution for the problem. If that happens then we would be happy to give you a refund. Use the "Contact us" form at
www.multipie.co.uk to ask for one.