anycubic - octoprint - connecting

Connecting to: /dev/ttyUSB0
Changing monitoring state from 'Offline' to 'Opening serial port'
Connected to: Serial<id=0x6c3548f0, open=True>(port='/dev/ttyUSB0', baudrate=115200, bytesize=8, parity='N', stopbits=1, timeout=10.0, xonxoff=False, rtscts=False, dsrdtr=False), starting monitor
Changing monitoring state from 'Opening serial port' to 'Connecting'
Send: N0 M110 N0*125
Recv: ok N:0
Changing monitoring state from 'Connecting' to 'Operational'
Send: N0 M110 N0*125
Recv: //####checkSum error expect:0x7e,actual:0x7d!str:N0*125
Recv:
Recv: ok
Send: N1 M115*39
Recv: //####checkSum error expect:0x0,actual:0x7d!str:*125
Recv:
Recv: ok N:0
Send: N2 M21*18
Recv: //####checkSum error expect:0x7e,actual:0x7d!str:N0*125
Recv:
Recv: ok
Recv: //####checkSum error expect:0x0,actual:0x7d!str:*125
Recv:
Recv: ok ZWLF make it.Date:Dec 19 2017 Time:20:47:53
Recv: //SD init fail!
Recv: ok N:2
Send: N3 M105*36
Recv: ok T:27 /0 B:47 /0 @:0 B@:0
Send: N4 M105*35
Recv: ok T:27 /0 B:47 /0 @:0 B@:0
Send: N5 M105*34
Recv: ok T:27 /0 B:47 /0 @:0 B@:0
Send: N6 M105*33
Recv: ok T:27 /0 B:47 /0 @:0 B@:0
Send: N7 M105*32
Recv: ok T:27 /0 B:47 /0 @:0 B@:0
Send: N8 M105*47
Recv: ok T:27 /0 B:47 /0 @:0 B@:0
Send: N9 M105*46
Recv: ok T:27 /0 B:46 /0 @:0 B@:0