Crashes every time on Lan mode at start of print with video feed enabled #1250

New Issue

MrUnknownDE · 2026-04-05T17:06:07+02:00

MrUnknownDE commented

2026-04-05 17:06:07 +02:00

Originally created by @kazolar on 12/27/2025

Looks similar to
https://github.com/OrcaSlicer/OrcaSlicer/issues/9452

Is there an existing issue for this problem?

I have searched the existing issues

OrcaSlicer Version

2.3.1

Operating System (OS)

Windows

OS Version

Windows 11

Additional system information

Not performance related

Printer

Bambu X1c

How to reproduce

Lan mode
Start video feed
Send a new print
Crashes every time

Actual results

Crashes - repeatable error
Exceptions:

Exception Code :c0000005 ACCESS_VIOLATION

Exception Flag :0x0 NumberParameters :2
Param 0 :0x0
Param 1 :0xa0
Context :00000011286C76C0
ContextFlag : 0x10005f, EFlags: 0x10206
Fault address: 0x60AF3A8A 0x1:0x142A8A C:\Windows\System32\jscript9Legacy.dll

Registers:

RAX:0000000100000000

RBX:000001CF6B954880

RCX:0000000000000000

RDX:00007FF8609B0000

RSI:000001CF02471000

RDI:000001CF023EAFC0

R8:0001000000000001

R9:0001000000000000

R10:00007FF860D778F8

R11:00000011286C83D0

R12:000001CF02399500

R13:0000000000000000

R14:000001CF6B97F530

R15:0000000000000000

CS:RIP:0033:00007FF860AF3A8A

SS:RSP:002B:00000011286C8400 RBP:00000011286C8550

DS:002B ES:002B FS:0053 GS:002B

Flags:00010206

Show CallStack:
7ff860af3a8a:JsVarToScriptDirect [Unknown file][-1]
1cf02410dd3:Unknown [Unknown file][-1]
11286c8620:Unknown [Unknown file][-1]
00000001:Unknown [Unknown file][-1]
1cf0dd09ba0:Unknown [Unknown file][-1]
11286c8720:Unknown [Unknown file][-1]

Logical Address:
0x60AF3A8A 0x1:0x142A8A C:\Windows\System32\jscript9Legacy.dll
0x2410DD3 Unknown
0x286C8620 Unknown
0x1 Unknown
0xDD09BA0 Unknown
0x286C8720 Unknown

Expected results

Not crash show the video feed (as it used to)

Project file & Debug log uploads

orca-issue.zip

Checklist of files to include

Log file
Project file

Anything else?

No response

*Originally created by @kazolar on 12/27/2025* Looks similar to https://github.com/OrcaSlicer/OrcaSlicer/issues/9452 ### Is there an existing issue for this problem? - [x] I have searched the existing issues ### OrcaSlicer Version 2.3.1 ### Operating System (OS) Windows ### OS Version Windows 11 ### Additional system information Not performance related ### Printer Bambu X1c ### How to reproduce Lan mode Start video feed Send a new print Crashes every time ### Actual results Crashes - repeatable error Exceptions: Exception Code :c0000005 ACCESS_VIOLATION Exception Flag :0x0 NumberParameters :2 Param 0 :0x0 Param 1 :0xa0 Context :00000011286C76C0 ContextFlag : 0x10005f, EFlags: 0x10206 Fault address: 0x60AF3A8A 0x1:0x142A8A C:\Windows\System32\jscript9Legacy.dll Registers: RAX:0000000100000000 RBX:000001CF6B954880 RCX:0000000000000000 RDX:00007FF8609B0000 RSI:000001CF02471000 RDI:000001CF023EAFC0 R8:0001000000000001 R9:0001000000000000 R10:00007FF860D778F8 R11:00000011286C83D0 R12:000001CF02399500 R13:0000000000000000 R14:000001CF6B97F530 R15:0000000000000000 CS:RIP:0033:00007FF860AF3A8A SS:RSP:002B:00000011286C8400 RBP:00000011286C8550 DS:002B ES:002B FS:0053 GS:002B Flags:00010206 Show CallStack: 7ff860af3a8a:JsVarToScriptDirect [Unknown file][-1] 1cf02410dd3:Unknown [Unknown file][-1] 11286c8620:Unknown [Unknown file][-1] 00000001:Unknown [Unknown file][-1] 1cf0dd09ba0:Unknown [Unknown file][-1] 11286c8720:Unknown [Unknown file][-1] Logical Address: 0x60AF3A8A 0x1:0x142A8A C:\Windows\System32\jscript9Legacy.dll 0x2410DD3 Unknown 0x286C8620 Unknown 0x1 Unknown 0xDD09BA0 Unknown 0x286C8720 Unknown ### Expected results Not crash show the video feed (as it used to) ### Project file & Debug log uploads [orca-issue.zip](https://github.com/user-attachments/files/24357288/orca-issue.zip) ### Checklist of files to include - [x] Log file - [x] Project file ### Anything else? _No response_

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Due Date

No due date set.

Dependencies

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Reference: github/OrcaSlicer#1250