Questions tagged [raspbian]

Raspian is an Operating System based on Debian optimized for Raspberry Pi hardware.

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Setting up a firewall that blocks traffic that is routed through a raspberry pi [migrated]

Looking for a good way to block traffic that is routed through a raspberry pi that is setup as a network bridge. Pi connects to the wifi and then I plug the laptop into the pi via ethernet. I have ...
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After removing pi-hole my eth0 does not working at all

I uninstalled pi-hole from my raspberry pi 4 and got lost ethernet connection. Only orange led is working. Ifconfig shows only lo, but with flag -a it does show eth0. I can run ifconfig eth0 up and ...
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Why when opening any text editor in raspbian through ssh connection hangs?

I have clean installation of raspbian on raspberry pi 3. Because of not working port forwarding in router I configured auto connection on raspbian to my VPN server on mikrotik router. I used this ...
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Creating ramdisk with recent Raspberry OS causes “System has not been booted with systemd as init system…” error message

Quite a while ago I installed some Rasperry Pi 2 B+ with Raspbian and to reduce SD-Card usage I followed some instructions to create ramdisks. For this purpose I added these lines to /etc/fstab: tmpfs ...
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Raspberry - APT : host not found - Can not update - DNS resolution issue

Since a few weeks, I have some troubles to update apt repositories on many Raspberry / Raspbian devices. I got DNS resolution issues, on any mirror I've tried in /etc/apt/sources.list when I use apt-...
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128GB SD card thinks it’s 8GB after being cloned. How can I get it to recognize all of the free space?

I had an old 8GB SD card that I was using for my Raspberry Pi 2. I made an image of that 8GB SD card and put it on to a 128GB SD card. Now when my pi boots with the 128GB sd card and I run df -hT, I ...
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1answer
51 views

Raspberry pi network instability

I have a raspberry pi 4 which is running raspbian. I am using the device as a local server inside my network so the device is always on. The setup works great but every few hours the raspberry pi can ...
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Raspberry Pi 4 - Chromium internet speed

Where is the problem when internet speed in chromium on my RPi4 (4GB) is much slower when installed Raspberry Pi OS LITE than on Raspberry Pi OS FULL? Furthermore, web-base speed test is reeeally ...
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External drive stopped working after changing the hostname in Raspbian

My external hard drive was working seamlessly for months now with Plex (NTFS), but now I have 5 Raspberry Pis and I wanted to individually name them all. So I changed this specific Raspberry Pi 4 to ...
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1answer
69 views

Unable to start dnscrypt-proxy on raspbian

I am using a Raspberry Pi Zero W. The OS is Raspbian Buster. I installed DNSCrypt-Proxy but was unable to start it. Checked it with sudo systemctl status dnscrypt-proxy. Got [FATAL] listen udp 127.0.0....
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Server connections refused when hostname used, works fine with IP

Hope someone can help. I've run a local server for a while on a Rapberry Pi 3b (Raspbian Buster) that includes a PBX server, DNSmasq and local webserver. I recently upgraded to a Pi4 and performed a ...
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How do I make my Raspberry Pi act as a wireless USB controller? Not over the same network but remotely using a 3G/4G & LTE Base HAT

I am trying to download data from a USB based device remotely. i.e. Using a WiFi dongle or 3G/4G & LTE Base HAT with a Raspberry Pi 3 or 4. Am I able to install a driver for a WiFi dongle or 3G/4G ...
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suggestions please: keychain to retain ssh key passphrase across reboots

I want to use ssh on a raspberry pizeroW to make persistent on-boot sshfs mounts to a central fileserver machine. I do not want the pi's mount target to query id_rsa passphrase every login/boot/mount. ...
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Mounted usb 2.5 inch hdd on pi4 will not go and remain asleep

I have a 2.5 inch (no external power) Seagate USB HDD drive connected to the USB3 port of my pi4 with Raspbian GNU/Linux 10 (buster), Kernel: Linux 4.19.97-v7l+. Using hd-idle -t /dev/sda I am able ...
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Wireguard VPN for home network with raspbery pi4 8Gb (64bit)

I've been trying to set up a wirguard VPN on my home network and been having a frustrating time I think I have solved all the ususal issues but I'm still not able to access the internet or things on ...
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291 views

Multiple interfaces match the same subnet - how to fix this?

I have a raspberry pi 2 with a lan interface (eth0) and wan interface (wlan0)- usb wifi adapter. My OS is raspbian. I want to use my raspberry as a wifi AP. So, it is necessary to have a ics-dhcp-...
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Remoting into Win10 from Linux

I am currently away from home and forgot to turn on teamviewer on my home computer. I have RDP running on the remote computer. I can remote into my Raspberry Pi via VPN which is on the same LAN ...
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Hyper-V not recognising network adaptor

I'm trying to set up a Raspbian VM on Hyper-V. I created the VM, but my laptop ran out of charge while it was running, and it got corrupted, so I deleted the VM. I then tried to create a new VM, but ...
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Install chromium-browser v65 on raspberry Pi for selenium

I am working on a selenium script. Previously I had chromium v65 but I uninstalled it and tried to install the lastest version by using sudo apt-get install chromium-browser But it was very buggy. I ...
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Lost WiFi - How To Enable wlan0 on Rasbian Pi 3b+?

On my WiFi indicator on my taskbar which used to work well, it now has two red x's. When I hover over it I get the message WLAN0 stopped working. I have read a bunch of solutions, none of which seem ...
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Encoding of file name

In raspbian, is there a way, in shell script, to know character encoding of file name please ? I have lot of characters displaying badly on my system, and try to convert it with convmv, but I don't ...
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118 views

ffmpeg raspberry pi4 H265 decoding

Cab someone help with enabling ffmpeg raspberry pi4 H265 decoding? We have been able to enable it with VLC, but none of the ffmpeg patches we tried actually worked. Has anyone succeeded in making it ...
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running a CLI app at boot with systemd

I've a raspberry pi 4 with raspbian lite running on it, and i have some services running. I made an app in blessed.js that dislay different data about these. If i just run this app from rc.local like ...
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How to convert DOC/DOCX files to PDF format using command in Raspberry Pi 4 Buster

I have installed Debian (Buster) OS without desktop in my Raspberry Pi 4 and want to convert DOC/DOCX files into PDF format by using a command line utility only. Here I do not want to install any X11 ...
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How to automatically log into RealVNC cloud account from VNC Server

My problem is that my remote pi machine cannot work all the time and need to be shutdown at some point. When I turn it on e.g after reboot Vnc server is not connected anymore to the cloud (My prefer ...
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usbmount does not unmount vfat mount point

I use usbmount to automatically mount usb drives. Everything works fine for my external SSD with four NTFS partitions. They are mountend when the external drive is connected and automatically ...
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Bluetooth: automatic connect/reconnect and assignment of unique serial port in Raspbian (buster)

I need to connect a device (an amateur radio) to a Raspberry Pi (Buster) via Bluetooth for data transmission. I can do it successfully by selecting the Bluetooth icon on the Raspberry GUI, after which ...
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22 views

How to make fluidsynth quit as soon as midi device is disconnected?

I'm running fluidsynth as a systemd service with -is parameters and also pass the output device using -o midi.alsa.device=hw:1,0,0 parameter. The goal is to make fluidsynth service restart indefinetly ...
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Raspbian : Failed to change fw-clk-arm frequency

When I boot my raspberry pi 3B+ with raspbian, it seems to try to change the clock frequency, but it failed. And the system loop at this state of boot. Raspberrypi-clk soc:firmware:clocks: failed to ...
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2answers
130 views

Assign IP address by phsyical USB port

I have a Raspberry Pi with two HUAWEI 4G Wingle E8372 dongles attached. When I check their MAC address using ifconfig it appears they both have the same MAC address. I have assigned each dongle a ...
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Raspberry Pi 4 booting, displaying recover4.elf and recovery.elf not found, then the screen turns off

Message's image Hi, I've been using this Raspberry for a while, and have had it running octopi for at almost a year. The other day, after installing PiVPN on it, and then rebooting it(I had already ...
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alternative to timeout for airodump-ng on a Raspberry Pi running Buster

I've tried the solution from here: Is it possible to run airmon-dump a certian number of times but the process doesn't appear to stop. The screen indicates the scan is still running whereas I need it ...
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2answers
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can i place all my .bash* file in to a directory?

i have quite a few .bash* file in ~/ .bash_aliases .bash_history .bash_logout .bashrc Can i put all these files in to a ~/.bash directory and if so how, or would it just break?
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How do I join my Raspbian server to a VLAN?

Just so I don't waste anyone's time, I am not looking to join two networks on one network adapter or route between Wi-Fi and Ethernet. I have a Netgear managed switch. My Raspberry Pi is attached to a ...
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17 views

Can dnsmasq allocate IPs defined in /etc/hosts

I have a pair of Raspberry Pi Zero W connecting to each other through WiFi. They have their hostnames configured as "server.example.com" and "client.example.com". I run hostapd and ...
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59 views

Why don't all (default) certificates from raspbian version 10 (“buster”) pass the “openssl verify …”-test?

... Or, more specifically: Why does one certificate contain a "not yet valid" date-stamp? This is the version I am running: https://pastebin.com/2GrWJrzs This is the output while verifying ...
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Raspbian buster, how to reset login or change accounts?

I have upgraded from a Pi Zero W to a Pi 4 to use as a controller for one of my ham radios. I forgot to remove the old device from my RealVNC network before setting the name of the new device and it ...
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212 views

Clone sound from Chromium to ALSA Loopback and also speakers

I have working setup on my RPi3 B+ with Raspbian where is sound from Chromium browser send directly to ALSA Loopback device (enabled by modprobe snd-aloop as kernel module) by this Chromium's ...
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Use (Windows) Computer as a Bluetooth Keyboard for a raspberry Pi

I know this is a completely backwards use case but I would like to know if it’s possible to use a computer as a Bluetooth keyboard as a keyboard for a raspberry pi.
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1answer
282 views

Automatically mount and copy files to USB drive [Raspbian Buster Lite, headless]

I am new to Linux and programming. My question is similar to this one but I am running a Raspberry Pi 4 headless with no desktop [buster lite] which does seem to automount the usb drives. I haven't ...
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226 views

Raspberry pi refuse to update

I installed my Raspberry Pi with the Raspberry OS 32-bit. I have a internet Connection but i dont get the correct time and more important i dont can make updates. I tried it with sudo apt-get update ...
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83 views

Raspberry Pi 4 Wifi keeps setting connects to “disabled=1”

My Pi 4 4GB keeps setting saved wifi connections to disabled=1. This happens randomly, which on a device that I use at home, work and other places portably, is proving to be a real pain - especially ...
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Unable to Auto Start System Service

I am working on a Pi running raspbian I am trying to get a service to auto start, but it will not start and I can't even find mention of it in the journalctl logs. I am trying to run a service called ...
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18 views

Raspberry pi 3 SD card exchange

I would like to know if it is possible to change the SD card in raspberry pi without losing the whole setup. The story is: I have one raspberry pi 3 model B. I have there SD card with raspbian OS. ...
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108 views

Raspbian client can't create directories in base folder of samba share but Mac client can

On my mac, I can add directories directly to the root of a Samba share. (ex mkdir /Volumes/music/new_folder works just fine) On my Pi4, creating directories in the root of the share simply does not ...
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44 views

How to edit files on remote server over ssh and root privileges

Setup: local machine has PopOS 20 (based on Ubuntu 20), remote server is running Raspbian Stretch. I have been editing files on the remote server from the terminal, over ssh and with nano, but I'm ...
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1answer
46 views

Openvpn when connected, local IP of Pi not reachable

I have a Raspberry Pi 3b running the latest Raspian image. Openvpn is configured to start at bootup as a service and connect to a vpn for a nfs share. When the Pi is connected through the vpn, I can ...
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1answer
146 views

python 3.4 to python 3.5 upgrade

How do I upgrade from Python 3.4 to 3.5 or higher on a Raspberry Pi running Raspbian? I tried sudo apt-get install python3.5 with the following output: Reading package lists... Done Building ...
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1answer
129 views

Raspbian Buster won't connect to network unless the console is displayed

We get to the point where I really don't know what to fix now. Basically, I have a Raspberry Pi running Raspbian Buster, and I don't know why but connecting to the network, make it wifi or wired, ...
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60 views

Pre-install docker container into Linux image

I have the following situation: I would like to distribute my own Raspbian image with some pre-installed and configured docker containers and, of course, docker as well. Actually I have tried to ...

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