Communication error There was a communication error while Error: Printer keeps requesting line 6446 again and again, communication stuck  

RE: Communication error There was a communication error while Error: Printer keeps requesting line 6446 again and again, communication stuck

Stuck irrespectibve of model loaded

RE: Communication error There was a communication error while Error: Printer keeps requesting line 6446 again and again, communication stuck

Changing monitoring state from "Connecting" to "Operational"

Send: N0 M110 N0*125

Recv: ok

Send: N1 M115*39

Recv: FIRMWARE_NAME:Marlin Creality 3D SOURCE_CODE_URL: https://github.com/MarlinFirmware/Marlin PROTOCOL_VERSION:1.0 MACHINE_TYPE:CR-10 V2BLTouch EXTRUDER_COUNT:1 UUID:cede2a2f-41a2-4748-9b12-c55c62f367ff

Recv: Cap:EEPROM:1

Recv: Cap:AUTOREPORT_TEMP:1

Recv: Cap:PROGRESS:0

Recv: Cap:PRINT_JOB:1

Recv: Cap:AUTOLEVEL:1

Recv: Cap:Z_PROBE:1

Recv: Cap:LEVELING_DATA:1

Recv: Cap:SOFTWARE_POWER:0

Recv: Cap:TOGGLE_LIGHTS:0

Recv: Cap:CASE_LIGHT_BRIGHTNESS:0

Recv: Cap:EMERGENCY_PARSER:0

Recv: ok

Send: M21

Recv: echo:TF init fail

Recv: echo:TF init fail

Recv: ok

Recv: Error:checksum mismatch, Last Line: 6445

Recv: Resend: 6446

Recv: ok

Send: N6446 G1 X5 Y{print_bed_max[1]*0.85} F{travel_speed*60}*46

Recv: Error:checksum mismatch, Last Line: 6445

Recv: Resend: 6446

Recv: ok

Send: N6446 G1 X5 Y{print_bed_max[1]*0.85} F{travel_speed*60}*46

Recv: Error:checksum mismatch, Last Line: 6445

Recv: Resend: 6446

Recv: ok

Send: N6446 G1 X5 Y{print_bed_max[1]*0.85} F{travel_speed*60}*46

Recv: Error:checksum mismatch, Last Line: 6445

Recv: Resend: 6446

Recv: ok

Send: N6446 G1 X5 Y{print_bed_max[1]*0.85} F{travel_speed*60}*46

Recv: Error:checksum mismatch, Last Line: 6445

Recv: Resend: 6446

Recv: ok

Send: N6446 G1 X5 Y{print_bed_max[1]*0.85} F{travel_speed*60}*46

Recv: Error:checksum mismatch, Last Line: 6445

Recv: Resend: 6446

Printer keeps requesting line 6446 again and again, communication stuck

Changing monitoring state from "Finishing" to "Error"

Send: M112

Send: N6448 M112*31

Send: N6449 M104 T0 S0*30

Send: N6450 M140 S0*82

Changing monitoring state from "Error" to "Offline after error"

Connection closed, closing down monitor

Closing down send loop

RE: Communication error There was a communication error while Error: Printer keeps requesting line 6446 again and again, communication stuck

Those logs show you as using a Creality printer... This is a forum for Original Prusa Research printers only.