Linux - it looks like the blockchain is synchronized (it took 4 hours) but application doesn't run

It says 'Block synchronisation started' but never ends so I need your help!

Gtk-Message: Failed to load module "pantheon-filechooser-module"
Gtk-Message: Failed to load module "canberra-gtk-module"
CONNECT to IPC PATH: /home/barbra/.ethereum/geth.ipc
CONNECT to IPC PATH: /home/barbra/.ethereum/geth.ipc
NODECONNECTOR ERROR { [Error: connect ECONNREFUSED /home/barbra/.ethereum/geth.ipc]
code: 'ECONNREFUSED',
errno: 'ECONNREFUSED',
syscall: 'connect',
address: '/home/barbra/.ethereum/geth.ipc' }
NTP time difference: 191ms
Node type: geth
Network: main
Start node from /home/barbra/EthereumWallet/Ethereum-Wallet-linux64-0-5-2/resources/node/geth/geth
Stopping nodes...
Starting geth node...
Saved standard node "geth" to file: /home/barbra/.config/Mist/node
Saved network type "main" to file: /home/barbra/.config/Mist/network
Geth connection FOUND
Checking node sync status...
NODE LOG: I0316 20:50:49.429374 6672 downloader.go:288] Block synchronisation started