[BUG?] Sometimes part of gcode appears as bad command

BoA

23.09.2021, 10:29:59 	Error: Bad command: User-Agent: Mozilla/5.0 (Windows NT 10.0
Error: Bad command: Accept: */*
Error: Bad command: Accept-Language: pl,en-US
Error: Bad command: Accept-Encoding: gzip, deflate
Error: Bad command: Content-Type: application/json
Error: Bad command: X-Requested-With: XMLHttpRequest
Error: Bad command: Connection: keep-alive
Error: Bad command: Referer: http://192.168.0.204/
Error: Bad command: [0x08]���
Error: Bad command: 2 X121.725 Y107.215 I1.405 J-0.346 E-0.16829

This is part of gcode file:

;WIPE_START
G1 F8640.000
G1 X121.287 Y107.103 E-0.10451
G1 X121.383 Y106.578 E-0.12333
G2 X121.725 Y107.215 I1.405 J-0.346 E-0.16829 <----- this line
;WIPE_END
G1 E-0.40387 F2100.000
G1 Z9.800 F10800.000
G1 X121.068 Y104.629
G1 Z9.400
G1 E0.80000 F2100.000

This is just an example, but it appears randomly with other prints too.

Duet3, standalone, RRF 3.3

chrishamm

@boa Are you using a Duet 3 MB6HC or Mini5+ Ethernet/Wifi? Do you have CRC checksums enabled in DWC?

BoA

@chrishamm Duet 3 MB6HC,

And I have found part of uploaded file thas is corrupted... seems some issue with uploading? Looks like part of HTTP header found it's way to became part of file

;WIPE_START
G1 F8640.000
G1 X123.480 Y109.004 E-0.10336
G1 X123.276 Y108.556 E-0.11374
G1 X123.884 Y108.812 E-0.15251
;WIPE_END
G1 E-0.430.204
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:92.0) Gecko/20100101 Firefox/92.0
Accept: */*
Accept-Language: pl,en-US;q=0.7,en;q=0.3
Accept-Encoding: gzip, deflate
Content-Type: application/json
X-Requested-With: XMLHttpRequest
Connection: keep-alive
Referer: http://192.168.0.204/

ؽþ 2 X121.725 Y107.215 I1.405 J-0.346 E-0.16829
;WIPE_END
G1 E-0.40387 F2100.000
G1 Z9.000 F10800.000
G1 X121.068 Y104.629
G1 Z8.600
G1 E0.80000 F2100.000
M204 S800