Referring to troubleshooting (a form of problem solving) issues with the Pi or related to the Pi.

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Remote restart after -bash: fork: Cannot allocate memory

I am running Raspbian on a Raspberry Pi which is located in a remote location. I use Putty to connect to it via SSH. I can connect fine but when I try to run any command I get the following: ...
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2answers
124 views

Slow Boot: Ethernet Wait

I am using Minibian(lightweight version of Raspbian) and if the Pi is not connected to a network it will wait a whole minute before finishing booting. I noticed that if I commented out lines 3 and 4 ...
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1answer
241 views

Cannot find device “wlan0”

Trying to configure Wi-Fi and Ethernet on a headless Pi Model B ran the following to get what I think is the correct version of the Wi-Fi dongle driver sudo apt-get update sudo apt-get upgrade sudo ...
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1answer
34 views

Is there diagnostic software to perform a general health check of RPi components?

At least for the Windows PC (my domain), there are a multitude of programs available that will run a comprehensive test of as many components as is practical to check. Is something similar available ...
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27 views

RasPi with OWFS DS2408 not working/visible

Currently I have a Pi with a OWFS network running 9+ DS18B20'S all running off DS9490R I have purchased 8 Channel Relay Board and wired it up with the rest of the sensors. I then removed all sensors ...
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27 views

Can't reach port 9050

I have a problem with tor (this version and also 0.2.7.*). After compilation, with and without installation afterwards, I can'treach port 9050. I would like to see with arm what's going on but it ...
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1answer
40 views

Ffmpeg Piping output to pifm

I am trying to convert mp3 audio files on the fly with ffmpeg since pifm(a program to transmit over the FM band) only takes a specific file. I was told I could use: ffmpeg -i input.mp3 -f s16le -ar ...
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2answers
5k views

Raspberry Pi 3 - internal Wifi wont connect to network

i'm rather new to Linux and all that, in fact the Raspberry Pi 3 i just got is the first Linux-only machine i ever had, running the latest version of Raspbian .. so here's my problem: I'm trying to ...
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1answer
64 views

Apt-Get Remove Does Not Fully Remove

I have noticed that when I in Raspbian run the commands: sudo apt-get remove package and sudo apt-get purge package there are still files related to the package on my system such as folders with the ...
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3answers
84 views

Port forwarding on a tethered RPi

I wondered if I can get some clever ideas here. I have this setup currently working for 4G internet in our home: A Moto E from Cricket Connected by USB to a raspberry pi (tethered) Connected to an ...
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2answers
70 views

Sharing internet with Rpi [duplicate]

I am trying to connect the Raspberry pi 2 running on Raspbian to my win7 laptop via ethernet. After the connections are done, when I point the mouse on the network icon, I am getting a message, 'eth0: ...
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51 views

RPiB wifi fails to connect to wireless network

I'm a rank Raspbian amateur trying to learn as I go here so apologies if I'm missing knowledge you all consider basic. I've just installed Raspbian on my RPiB. Everything works and I am now trying to ...
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1answer
86 views

Raspberry pi stopped working

I have a raspberry pi 2, and 2 micro SD cards, one with OSMC and the other with raspbian, but ever since a few days, OSMC wont boot, and if it boots, it freezes just a minute after booting, with the ...
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3answers
2k views

How to troubleshoot a headless Pi that boots into emergency mode

What are the steps to take, files to examine on a memory card of a.headless Raspberry Pi running Raspbian that (unexpectedly) boots into emergency mode with a standard message: Welcome to emergency ...
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1answer
143 views

Pi won't start Raspbian

I am completely new to Raspberry Pi and Raspbian. I needed to access a file from root so i followed this guide and in a terminal went sudo su startx I then logged off the root account and ...