Printer stops randomly mid print, then continues
 
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Printer stops randomly mid print, then continues  

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osre
 osre
(@osre)
Active Member
Printer stops randomly mid print, then continues

By now I witnessed my MK4 to stop mid print, and after probably 15 to 20 seconds it continues as if nothing had happened.

During the stop, the input knob is not responsive, just as if the controller freezes up.

Printer is running FW 5.1.2.

Is this a known issue? Something to worry about?

Posted : 04/02/2024 1:28 pm
JMcK
 JMcK
(@jmck)
Reputable Member
RE: Printer stops randomly mid print, then continues

Is the gcode fully loaded on the card, or is it still streaming? Otherwise maybe the thumb drive is failing. if you leave the printer on 24/7, try powering it off for a minute or so, there may be some memory or process leaking in the os.

When someone asks you if you're a god, you say, "YES!"

Posted : 04/02/2024 6:25 pm
osre
 osre
(@osre)
Active Member
Topic starter answered:
RE:

I transfer the gcode with PrusaConnect and as far as I can tell it is fully transferred before the print starts. Anyway, both times it happened at least 30 min. into the print. So I assume the file is fully transferred by that time.

Also, the input knob does not react as well, so I assume its "just" frozen.

I do not have the printer on 24/7. It usually gets turned off at least once a day. Between the 2 occurrences it was turned off at least once for sure.

I also just realized that I'm back to regular gcode, even tho I did switch over to bgcode recently. That's odd.

While on FW 5.0.0 I the USB Stick got corrupted a couple of times, but it did not happen anymore since I'm on 5.1.2

 

This post was modified 10 months ago by osre
Posted : 04/02/2024 6:48 pm
Indy
 Indy
(@indy)
Member
RE: Printer stops randomly mid print, then continues

Have you found a solution yet? Mine has started doing this too, over the last few days. Using a new USB stick made no difference. Also on 5.1.2.

Posted : 11/02/2024 5:49 pm
Joshua Giacone
(@joshua-giacone)
Eminent Member
RE: Printer stops randomly mid print, then continues

I just recently figured this out. It is an incorrectly formatted USB stick or a corrupt one. I used my linux install previously and used the wrong flags. On windows 10, reformat the stick using Rufus or windows format tool and make sure to follow the formatting instructions from prusa's documentation. I was trying to print a prusa provided g-code for the g2 belt meter from printables, and kept having it crash, thinking it was corrupted gcode. After a proper reformat no more issues. The print would previously pause in place for a good 20-30 seconds, then resume, and the interface was unresponsive for quite a while after resuming.

Posted : 12/02/2024 4:13 pm
mressler liked
osre
 osre
(@osre)
Active Member
Topic starter answered:
RE: Printer stops randomly mid print, then continues

I'll try reformating my USB stick and try again.

Posted : 12/02/2024 5:06 pm
Indy
 Indy
(@indy)
Member
RE: Printer stops randomly mid print, then continues

Hm, my stick was formatted according to the guidelines and still has problems.

I'm also noticing some graphical glitches on the screen (eg hanging during startup, not showing icons until the knob is turned and then they appear over the loading screen it shows after startup). Bit worried the xbuddy is starting to act up? I even got a random BSOD from it the other day when I powered it up. Cycled the power and it was fine.

Posted : 12/02/2024 10:20 pm
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