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Pi Undervoltage/power issues: I had a strange lightning bolt/temperature symbol with an exclamation mark popup in my navbar, what does that mean?

Starting with OctoPrint 1.3.10, the bundled "Pi Support Plugin" (only active when running on a Raspbery Pi) will regularly check if your Pi has detected any underlying issues via vcgencmd get_throttled. This command can…

45 October 6, 2019
How to paste and format configuration files or logs, aka "escaping code"

When leaving logs or configuration files, please format them properly. Things like # a comment will appear poorly if you don't: a comment Additionally, it's just a lot harder to read poorly-formatted blobs of text. To …

4 November 12, 2018
Do you need a log file to help me with my problem?

Yes. Always provide as much information as you can if you are asking for help/reporting a problem. That includes what version of OctoPrint (and OctoPi) you are running on what kind of hardware against what printer model…

2 September 15, 2018
I want to access my OctoPrint installation from the internet, how do I do that?

First of all: Don't even think about doing that without enabling Access Control! I can't stress enough how important it is to secure your printer when you want to make it accessible from the internet (or any public/untru…

2 September 10, 2019
Where can I find OctoPrint's and OctoPi's log files?

To help with problem analysis, it's important to share relevant log files. This FAQ entry is going to tell you where to find the log files of the OctoPrint application and the OctoPi OS image. :question: Confused about…

2 November 12, 2018
How can I find out the version of OctoPrint or OctoPi I am running?

To help with problem analysis, it's important to share what software versions you are even running. This FAQ entry is going to tell you how to find out the current version of OctoPrint and the OctoPi OS image. OctoPrint …

2 November 12, 2018
About the FAQ category 1 March 9, 2018
Multiple printers per server megathread 55 October 22, 2019
OctoPrint tells me that my printer's firmware lacks mandatory safety features, what does this mean? 63 October 19, 2019
OctoPrint tells me it can't run an update due to my Python environment being outdated, what do I do now? 1 October 22, 2018
How do I backup my OctoPrint settings on OctoPi? 8 July 7, 2019
How can I roll back to an earlier version after an update? 1 November 24, 2017
The web interface seems stuck/not responsive/broken 3 May 13, 2019
How can I change mjpg-streamer parameters on OctoPi? 1 November 24, 2017
"Upload to SD" takes too long! 1 November 24, 2017
When I try to print something I keep getting a "format error" from the printer on a line containing "{travel_speed}" 1 March 29, 2019
I forgot my OctoPrint password, how can I reset it? 4 February 24, 2019
What is the difference between OctoPrint and OctoPi? Are they the same thing? 1 March 12, 2018
OctoPrint is telling my printer to do wrong things 1 November 24, 2017
I'm running MK4Duo firmware and my heaters turn off 30min into a print, causing the print to fail! 1 January 10, 2019
How can I manually restore a backup created with the Backup & Restore plugin? 1 November 30, 2018
OctoPrint randomly loses connection to the printer with a "SerialException" 8 November 18, 2018
I get something about there being a new pip version, is this a problem and how do I make this message go away? 1 November 23, 2017
Using a FlashAir card with OctoPrint 3 August 5, 2018
I'm running 1.3.6, I get an update error when trying to update to 1.3.9+! 1 July 25, 2018
I can't install/uninstall a plugin, I get something about an "unexpected keyword argument 'async'" 1 July 16, 2018
WiFi setup and troubleshooting 12 July 9, 2018
I'm running 1.2.7, I tried to update to a newer version via the software update plugin but I'm still on 1.2.7 after restart! 1 November 23, 2017
I'm running 1.2.16, I tried to update to a newer version via the software update plugin but I get an error! 1 November 23, 2017
Installing a plugin shows me "Unknown" in the popup / I can't uninstall plugins through the plugin manager (OctoPrint up to 1.3.8, OctoPi 0.15.0 or pip 10.x) 1 May 10, 2018