PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work
 
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PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work  

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BitSwype
(@bitswype)
Member
PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

I have had intermittent success with getting a print to start from PrusaSlicer.  After uploading from PrusaSlicer, I get the error "400 Printer is OFFLINE" (not sure if that is the exact error number, I am running a print right now and cant stop to get the exact error number). The printer is online and controllable via the web PrusaConnect web interface the entire time.  Of the six prints I have tried to start via PrusaSlicer + PrusaConnect since updating and starting to use PrusaConnect (only about 1 week ago), I have only been able to successfully start three (50% success rate).

Troubleshooting I have done:

  • Rebooting the printer, this has no effect.
  • Restarting PrusaSlicer, this has no effect

Desktop machine information:

  • PrsuaSlicer v2.7.1 win64
  • Connected to the network via Ethernet
  • Windows 10 Enterprise version 10.0.19045
  • I can access PrusaConnect with Chrome and I can receive telemetry, view in-progress print information, and control the printer.

I have a Prusa Mini with the following information:

  • Mini FW version: 5.1.2+13478
  • Connected to the network via Ethernet
  • Printer shows PrusaConnect ONLINE
  • PrusaLink OK

Location: Seattle, Washington, United States (I saw some older forum posts that included location information due to distance causing latency and that potentially resulting in issues)

Internet service: Comcast cable internet, When testing to Prague (Speedtest target server, ISP Alliance Prague CZ, via https://www.speakeasy.net/speedtest/) I get:

Ping: 168 ms
Jitter: 1 ms
Download: 217 Mbps
Upload: 6 Mbps

Reporting this in case there is a known problem / fix, or if more data is helpful.

Posted : 06/03/2024 7:01 pm
BitSwype
(@bitswype)
Member
Topic starter answered:
RE: PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

Confirmed error `HTTP 400`

Attached is a screenshot showing the Printer online and IDLE via PrusaConnect, the successful upload of the file, and the error generated.

Posted : 06/03/2024 8:29 pm
Hello
(@hello)
Noble Member
RE: PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

 

Posted by: @bitswype

Confirmed error `HTTP 400`

Attached is a screenshot showing the Printer online and IDLE via PrusaConnect, the successful upload of the file, and the error generated.

Honsetly try again in a few hours, wouldnt suprise me if connects servers were partially down again

Please help me out by downloading a model it's free and easy but really helps me out https://www.printables.com/@Hello_474427/models

Posted : 07/03/2024 8:32 am
Tojik
(@tojik)
Member Moderator
RE: PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

Yea, not sure what's up with this, but I think we are aware and are looking for a fix. Will ask about it.

Posted : 07/03/2024 9:59 pm
BitSwype liked
Ladislav Čížek
(@ladislav-cizek)
Active Member
RE: PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

Hello to everybody,

how it's looking with troubleshooting? I have same error. I must send gcode 5-10 times... Until is upload successful... 

Posted : 20/03/2024 5:26 pm
Tojik
(@tojik)
Member Moderator
RE: PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

what happens when you ping buddy-a.connect.prusa3d.com ?
Usually, too many errors in the file transfer result in the printer connection to connect to fail
It would be interesting to see what a wireshark packet capture of that would look like, but i might be able to play with it and cause it to fail on my end

Posted : 20/03/2024 10:10 pm
Ladislav Čížek
(@ladislav-cizek)
Active Member
RE: PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

Today...

Posted : 21/03/2024 7:07 pm
Ladislav Čížek
(@ladislav-cizek)
Active Member
RE: PrusaConnect: Printer OFFLINE after uploading print from PrusaSlicer, however printer is ONLINE, Telemetry and control work

Wireshark file I will send you to DM.😀

Btw if I upload file directly through Connect web. All work ok.

I stared have this troubles after slicer update. 

Posted : 21/03/2024 7:26 pm
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