Questions tagged [raspbian]

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

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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
124 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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13 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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XRDP: Desktop will display and update, but inputs not working

Using Windows 10 RDC to connect to RPI3B (non plus) running Raspbian Buster. Login successful, Desktop visible, but cannot interact with desktop. Display is updating as time does change. notes using ...
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Can I have a local network and a VPN connection simultaneously on my Raspberry PI?

I have a Raspberry PI 4 4GB and want to have a LAN-connection and a VPN-connection simultaneously active (because I want to access the same website with different IPs, in order to avoid getting banned ...
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1answer
34 views

How fix the device icon in macOS Finder's Network location?

This is probably not a macOS (Catalina) problem, but rather a Raspberry Pi-problem. All I did was install the latest Raspbian buster on a Pi 4. (I also installed samba). Is something perhaps wrongly ...
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30 views

Input lag sshing to raspberry pi 3b while its running docker

On my raspberry 3B, ssh from another pc to it works fine until i start a docker image. Currently i have containers of portrain, pihole, and nextcloud on the Pi, but the issue arises whichever ...
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24 views

How to play audio from 2 sources on Raspberry Pi 4

I have Raspberry Pi 4. And I want to play audio from Shairport-Sync and my python script. I use PyGame to play audio file. BUT when, I try to run it, when shairport-sync is playing anything, I have ...
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23 views

pulseaudio uses a dummy source when sarting a python script from init.d RPI4

I'm using pulse audio to create a Bluetooth A2DP sink, which works fine until I try to launch a python program from boot. I put this program into the init.d directory: #! /bin/sh # /etc/init.d/...
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1answer
126 views

gpg-preset-passphrase: caching passphrase failed: Not supported

I am building a script that is using msmtp to send myself regular system reports by email. I have used gpg to encrypt my email password and used password-eval in msmtp.conf. I sent a test email ...
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Cannot find gpg.conf and gpg-agent.conf using gpg 2.2.12 on Raspbian Buster

I am using gpg to encrypt my email password that I pass on to msmtp in order to send email. I initially ran gpg --full-gen-key to generate a pair of keys. During the process, it asked me for a ...
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sh script at boot cannot access user folders

1st of all, I'm kind of a newbie in linux and scripts. I have an issue with a sh script that runs when I boot Raspbian. The script needs to access the home folder. When I launch it from my session, ...
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19 views

Raspberry Pi how to stop running apps with keyboard

I have an app running at startup with a Raspberry pi that takes up display. I set /etc/dhcpcd.conf to use static IP, but it doesn't work, it keeps on changing. So, now I cannot SSH into it, and I ...
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37 views

dpkg - Configuring systemd results in name regex error

One day, upon attempting to upgrade the packages on my seldom updated Raspberry Pi Zero W, systemd fails to be configured correctly due to what seems to be a bad name to addgroup. Setting up systemd (...
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Netatalk Login problems on RaspberryPI with a disk HFS+

I have just setup a RaspberryPI with the idea to use it as TimeMachine. I installed Netatalk and attached a usb disk which has been formatted with HFS+. When I try to login from my Mac I get this ...
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1answer
29 views

Writing a systemd script that starts 2 applications in linux

OS: Raspbian I'm failing to execute 2 applications at once with rc.local I need to find a simple example for how to start an app with systemd The problem is Im only finding specific examples for ...
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Raspberry Pi 3 Model B DarkIce ALSA Compatibility

I have a project I'm developing on a Raspberry Pi 3 Model B. The objective is to create a live audio stream from the raspberry to an external Icecast2 server. I got the Icecast2 server running ...
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1answer
171 views

Connecting to Raspberry Pi via mac over USB ethernet adapter - Self assigned IP

I have both a Mac and a Raspberry Pi, my goal is to be able to ssh into the Pi from my Mac via an ethernet cable. I bought a USB to Ethernet adapter and connected the two but havent had any luck ...
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1answer
32 views

Remmina connected to Raspbian, will the session be kept even I disconnected

I just got my Ubuntu connected to my Raspberry Pi 4 (Raspbian) Once connected, from the Remmina I saw a new Raspbian desktop which cannot be seen on Pi screen itself. My question is, if I ...
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57 views

Determining subnet with DHCP but setting static IP for ending

We have a project that uses a raspberry pi as part of a larger device we install on various clients properties, it gets wired up via ethernet, but due to various reasons we need to have the port ...
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1answer
126 views

how to boot from selected partition in Raspberry PI 3?

I dont have extensive knowledge about bootloaders. I have some problem about updating the image in a SD card. I have a raspberry PI and i would like to make two partitions in the SD card, so that one ...
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24 views

SSH and services are only listening on Wi-Fi interface when Ethernet cable is unplugged

I am working with a Raspberry Pi running Raspbian Buster Lite. The RPi is connected via eth0 to a hardwired Ethernet network (LAN1) and via the wlan0 interface to a Wi-Fi network (LAN2). When the ...
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398 views

systemd service enabled doesnt start on boot

Im having troubleshooting configuring systemd with rtorrent and screen in my raspberry pi. I have the service unit file configured and when i start it manually with systemctl start rtorrent it starts ...
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1answer
249 views

Autostart qbittorrent on Raspbian PIXEL (LXDE)

I'm trying to do something very simple that yet I still cannot achieve after a few days of researching and trying. In essence I have a Raspberry Pi 4 running Raspbian Buster latest version (10), with ...
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1answer
39 views

Hostapd - detect and execute command when a device is connected - error

I am trying to execute a command on hostapd when there is a new connection established. I used this example: hostapd: execute a command when there is new connection established But when I start the ...
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1answer
123 views

GTest compile error during in ROS catkin_ws

I'm trying to compile a catkin workspace but I keep getting this error message (or messages). Posting here as well as ROS Answers because it looks like the error is contained within gtest as opposed ...
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52 views

How do I put my own json file in with ubuntu/debian custom iso

I have tried searching but don't know how to put it. I need to provide an image I can flash to a microSD card, that when flashed, has a custom configuration file that can be accessed within a script ...
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36 views

How to pick an option automatically in dialog boxes when updating ssh with apt?

Just installed raspbian lite buster for my headless raspberry pi, and set up weekly updates with cron. However, I noticed a small problem when I ran a manual upgrade first. SSH had a new version ...
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39 views

How can I connect openVPN clients to my LAN?

I just installed at home a Raspberry Pi with pivpn to always have an encrypted connection to my LAN. However, when I am outside and connect to the vpn I can't connect to my Local Network. OpenVPN ...
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1answer
54 views

Linux - Raspberry Pi - Keep portable dvd drive awake/alive

I am trying to use my portable dvd drive with my raspberry pi and I have gotten the drive to activate using mount "sudo mount /dev/sr0 /media/cdrom_a" and copy some of the files off of it, but about ...
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1answer
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Raspbian router/firewall

Hello fellow superusers, Here is the topology of my lan. WAN - modem-router-firewall - Pi router-firewall - lan machines . I use a test machine in the lan: bob. I cannot access the internet sites ...
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hdparm APM settings not working with external hard drive

I'm using hdparm on my external hard drive on raspbian to change the time until it enters standby. However the drive still goes into standby way too early (sometimes after as early as 5 minutes). I'...
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YubiHSM2 Raspberry Pi 4 Raspbian Connection Error

We are trying to connect a YubiHSM2 to a Raspberry Pi 4 running Raspbian via USB and eventually use the YubiHSM2 in combination with EJBCA. Since the SDK does not work on the architecture of our ...
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GDBus error authentication agent already exists on Raspberry Pi

I am running VNCserver on a Raspberry Pi. When logging in remotely, I get following error: GDBus.Error:or.freedesktop.PolicyKit1.Error.Failed: An authentication agent already exists for the ...
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1answer
1k views

Eclipse won't start on raspberry pi 4 - “An error has occurred. See the log file”

I've just bought my first raspberry pi and installed Eclipse using the sudo apt-get install eclipse command however when trying to run it I get the following error: An error has occurred. See the ...
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1answer
35 views

is there a way to install Qt4 for Python 2.7 under Raspbian Buster on Raspberry Pi 4B

is there a way to install Qt4 for Python 2.7 under Raspbian Buster on Raspberry Pi 4B. pip is not working, conda ist not working, any sugestions? thanks!
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60 views

How to setup iptables to feed squid proxy server?

I am following this https://raspberrytips.com/raspberry-pi-firewall/ to setup iptables for squid proxy server. iptables -t nat -A PREROUTING -i wlan0 -p tcp --dport 80 -j DNAT --to 192.168.42.1:3128 ...
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1answer
18 views

Fail to install squid on Raspbian

I try to install squid proxy on Raspbian, from Webmin but, after installed successfully, can't configure the module to start using it. The command squid was not found on your system. Maybe it is not ...
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15 views

Closing window manager from program

I'm currently developing a program in mono/C# which will run on a Linux embedded platform with a touch-screen. I've installed OpenBox in top of Raspbian, because this will run in "kiosk mode" and I'm ...
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56 views

hostapd disconnect my clients when browsing (Raspberry Pi)

I'm trying to make my own Wi-Fi network using a Raspberry Pi 3 Model B (connected on Ethernet) and hostapd version 2.8-devel. My config looks like that: interface=wlan0 bridge=br0 hw_mode=g channel=...
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14 views

Mounting Network Share on Raspberry Pi seems to mount to local fs

I'm trying to configure a raspberry pi running osmc+tvheadend to use an external hdd connected to my home wifi router. I've set up the mount in /etc/fstab and when I run sudo mount -a I can then cd ...
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231 views

Nginx - hosting .net core app with signalr

I have an ASP.NET Core web app which is using signalR hub to communicate with clients. I'm hosting this on Raspberry Pi 2 with nginx reverse proxy. The app is working on localhost port 5000. I'm ...
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10 views

Can't connect to visual GBD shell: Wrong Password

I tried to connect my BannanaPi-M2 Berry with Raspian on it with Visual GBD ssh it connects and the Handshake works but it apparently says wrong password even if its right. I set the password ...
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14 views

Raspbian Wheezy pcmanfm --desktop floods tty with errors

I have had a Raspberry Pi (model 2 B+ I think) running Raspbian Wheezy for a long time, and recently booted it up to find that after running startx the CPU usage immediately hits 100%. A look in ...
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1answer
216 views

Mount filesystem through network, works with file explorer, can't figure it out mount

I have connected a USB drive to my internet box in order to share it on my network. I am trying to mount it automatically on boot on two of my linux computers running Archlinux and Raspbian. On both ...
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23 views

Wordpress installation on LAMP: what happens if I move the server?

I have a wordpress installation on a Raspberry Pi 3 with Apache2. Online I found a lot of tutorials and articles on how to correctly migrate a wordpress site from one server to another. In my case, ...
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2answers
48 views

My LAMP webserver does not work after moving to a new house

I self host two websites on a Apache2 instance that runs on a Raspberry Pi3 (more info on versions and configurations below): Website1 is a a static website that I coded from scratch, while website2 ...
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20 views

I stopped the process minidlna. Why is it still showing up on my dlna client?

I did sudo systemctl stop minidlna on my Raspberry Pi with Raspian Buster and sudo systemctl status minidlna shows it stopped: ● minidlna.service - LSB: minidlna server Loaded: loaded (/etc/init.d/...
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243 views

Raspbian openVINO - no module named 'cv2'

I have been configuring openVINO on my Raspberry pi 2 B, and followed these instructions. I was successfully able to run the "object_detection_sample_ssd" demonstration, but that is where my luck ...
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321 views

PIP is not working on my Rasberry Pi (Raspbian), raises ssl-Errors

When I try to install python packages with pip on my Raspberry-Pi (running Raspbian Buster), I get the following error: pip install opencv-python (same for every other package) Looking in indexes: ...

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