Download a large official Qwertycoin Blockchain file for faster initial sync or to solve issues while synchronizing existing wallets.
Download the newest file, extract the files and copy and paste (over write) any existing file in your Qwertycoin Blockchain folder.

On Windows: %AppData%\Qwertycoin
On Linux: root\.Qwertycoin or home\username\.Qwertycoin

wget https://blockchain.qwertycoin.org/snapshot_$(date "+%Y-%m-%d").tar.gz
tar -xvzf snapshot_$(date "+%Y-%m-%d").tar.gz
rm -f snapshot_$(date "+%Y-%m-%d").tar.gz