EDIT: I didn't read your post closely enough so I had to change what I posted.
Do you have the latest version of the GUI? Almost looks like it is saying you need a newer version for blocks beyond that point.
Current Version: 0.11.1.0 Helium Hydra
i am using that version
Now the error messages show
Error: Couldn't connect to daemon: 127 :18081
Height: 1400002/1400002 (100.0%) on mainnet, not mining, net hash 258.11 MH/s, v6, up to date, 0(out)+0(in) connections, uptime 0d 0h 0m 1s
Height: 1400002/1400002 (100.0%) on mainnet, not mining, net hash 258.11 MH/s, v6, up to date, 2(out)+0(in) connections, uptime 0d 0h 0m 17s
Height: 1400370/1478007 (94.7%) on mainnet, not mining, net hash 245.59 MH/s, v6, up to date, 7(out)+2(in) connections, uptime 0d 0h 1m 6s
Height: 1400400/1478007 (94.7%) on mainnet, not mining, net hash 247.71 MH/s, v6, up to date, 9(out)+2(in) connections, uptime 0d 0h 1m 9s