Questions tagged [raspbian]

Raspbian renamed Raspberry Pi OS (32-bit) is a family of GNU/Linux operating systems derived from Debian. Version numbering follows that of Debian and the current stable is 10 (Buster). Raspbian is the most widely used Pi based distro and the one recommended by the Foundation, who distribute their own customised images.

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Samba does not show the shared folder

I am working on sharing file via samba file server with raspberry pi zero. Everything is working very well when i access the shared folder which i have created on Windows. However when i try to access ...
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Raspberry pi 0w is making a humming/buzzing sound?

I have a problem with my raspberry pi 0w. The SOC is making a buzzing sound when connected to a li-po. The li-po is 3.7 volts and 1200mah and it is connected to an Adafruit 500c (https://www.adafruit....
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NGINX RTMP stream output to HDMI

I have a NGINX rtmp streaming sever. I can connect to this server with OBS and be able to stream. Is it possible to connect a monitor to the raspberry pi and the connected monitor will show the stream?...
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Boot folder writing permission

I would like to write file raspbian boot folder via samba file server. But when i try to do it, raspbian doesn't allow me to writing file. How can I solve this problem. I have tried chmod command etc.,...
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“Fdisk” command not working Raspbian

I'm trying to format an sd card WITH the Raspbian terminal to FAT32. I got everything working but when I went to change it from the default (Linux Filesystem) it didn't show up in the list. In fact, ...
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Pi 4 Model B: failed to connect to network

I bought Pi 4 Model B recently from an official seller. Then I installed raspberry pi OS 32 bit as it was mentioned on site. I completed the installation setup and everything was working fine! Wi-Fi ...
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Can i still connect to raspberry pi after use it for wifi extender?

I am going to make wifi extender with my raspberry pi 4 (with ethernet cable), but recently my rasp is running some work on it and i access it via ssh and ip address. So after i make that function to ...
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348 views

Autostart a program at boot up?

I want to autostart a Python script that starts a Tkinter GUI at boot up. The working terminal command to start the script is python3 /home/pi/Documents/slincam/slincam_menu.py. I added this command ...
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Create custom cursor theme

My son wants to customise the mouse cursors on his Raspberry Pi, using some small pictures that he has found. I have found that by typing "lxappearance" in the terminal I can get an ...
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Raspberry Pi 3B: Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

I have a Raspberry Pi 3B, a 32GB SanDisk Extreme 32GB microSD A1 U3 V30 UHS-I bought from a SanDisk- licensed distributor. I've loaded Raspbian 2020-05-27-raspios-buster-full-armhf.img onto it. I went ...
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167 views

dhcpcd not trying to reconnect after disconnections

I have a Pi (with Raspberry Pi OS) connected to the router via ethernet, and whenever it loses connection, dhcpcd doesn't automatically try to reconnect. Now, that is especially a problem since I'm ...
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Problem configuring modem on Raspbian

I need to configure the [TRM240 modem][1] to work with a Raspbian system. I followed the procedure reported in the answer [here][2], but the connection isn't working. I attach some screenshots ...
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104 views

Issues running two PL2303 USB to Serial converters on a Raspberry Pi Zero W

I'm having a bit of a problem building a little network-connected UPS monitor. I have two USB to Serial adapters of the pl2303 kind. Latest Raspbian and I'm running them off a tiny powered USB hub ...
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346 views

Installing TP-Link AC600 High Gain Wifi on Raspberry Pi 4

My pi is running in my shed, quite a distance away from my house. It's working but I thought I would try and improve its wifi signal by purchasing a high-gain wireless adapter. I'm having a nightmare ...
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604 views

Minecraft 1.16.2 on Raspberry Pi 4

As of this writing, I have been attempting for some time now to get Minecraft 1.16.2 working on my Raspberry pi 4. I have been using the instructions on this guide which helped me set up Minecraft 1....
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I'm having trouble installing a console font on Raspbian

I have a font I want to install on Raspbian called miniwi-8, I have it in the correct format (it's the same as all the others): miniwi-8.psf.gz It's a 4x8 (or 8x4?) font. I have copied it to the ...
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Raspberry PI's wlan0 interface stops working after plugin a USB device

I am working on a project with a raspberry pi 4B, I am building a NAS drive out of a RPI, I have installed samba, hostapd and dnsmasq for my project. The hostapd is installed wlan0 interface and is ...
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337 views

Raspberry Pi 4 64-bit with RTC (Hardware Clock DS3231) Daylight Saving Time without Internet?

I am using a hardware clock to set the time on my RPI4. It does not use the internet. The timezone on the PI is set to Europe/Berlin. The HW Clock runs on UTC. So when day light saving time occurs, ...
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what is /opt/UEZi5lcy service? [duplicate]

I found this strange service inside /etc/rc.local. I have never put it there and it replaced every line that i wrote. What is this service? I noticed it because it uses 5% of my CPU #!/bin/sh -e /opt/...
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171 views

Editing heartbeat LED trigger

I am trying to edit the timer of heartbeat trigger on RPi Zero. I have found original .c file of kernel driver here https://github.com/raspberrypi/linux/blob/rpi-5.4.y/drivers/leds/trigger/ledtrig-...
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38 views

Application option vanished from menu

I just installed kali linux tools and menu with katoolin , the i went to check that tools got install or not in applications , but there was no applications option that just vanished ! All the ...
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Delete Wifi Credentials from Raspbian cloned image

I have a custom Raspbian image (based on Raspbian lite + some additional software installs) and I would like to clone this image and distribute it as part of an opensource project. How can I delete ...
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35 views

Camera Module at high resolution, preview screen goes black

Tech spec: Raspberry Pi4 8G RAM OS: Raspbian 10 Problem Background: When I set resolution at camera.resolution = (4056, 3040), then at camera.start_preview(), the preview screen is completely black. ...
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39 views

Update file to text file on webpage [closed]

(If this is the wrong stack please let me know) Consider the following: I have a nodejs file called stbot.js. This file I code on my laptop and transfer to my pi via github. However it kinda annoying ...
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How to make python3 aware of manually compiled opencv?

all this is on a 4Gb RPi 4GB. I compiled opencv from source following this guide and it built and compiled ok. Running opencv_version reports 4.4.0-dev. But in python3 when running import cv2 it says: ...
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59 views

What step am I missing in my installation schema for Raspberry Pi OS on my headless RPI 1 to enable encryption?

This is what I have written down to myself after trying what was then called Raspbian out a while ago: Go to: https://www.raspberrypi.org/downloads/raspberry-pi-os/ Download the "Lite" ZIP ...
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117 views

Audio output of Alexapi on raspberry pi only works with hdmi and not with speakers through the 3.5 mm audio jack

Alexa speaks and listens to my voice when I run the Sample App. However, I can only hear Alexa from an hdmi TV and not from a speaker even after trying the following steps. Even though the audio ...
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20 views

elecrow sensors on i2c serial line

I have elecrow's sensors like this one that I want connect to i2c hub and use it based on the address. first I'm trying to set my pi 3b+ to recognize at least one of them connected directly. I'm on ...
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59 views

How to connect 2 raspberry pis 3 using bluetooth?

Everything is in the title, how to connect 2 raspberry pis 3B+ using Bluetooth. Here is what I have done so far (I have no graphical interface I use the lite version of Raspbian): I followed this ...
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54 views

Can you change the folder icon to a picture in that directory?

Like in windows if you place a jpg in a folder called "folder.jpg" and view thumbnail view in the file manager, it will show the jpg image as the folder. I've tried renaming a jpg to "...
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Does Raspbian close applications if there is no disk space left?

I wrote an app for my raspberry pi using .Net Core. I start it when someone logs in via a new line in the /etc/profile. For simplicity let's say that the app just has an infinite loop and waits for ...
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27 views

.LCD35-show changes resolution on HDMI instead of changing screen

so the command LCD-hdmi changes resoluution to my monitor correctly but lately I decided go back to LCD35 waveshare by using LCD35-show command like under THIS link and PI says LCD configure 0 right ...
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1answer
30 views

Control Raspberry Pi depending on Wifi-Users

I hope this the right place to ask this. I'm currently working on the following project: I'm creating a "digital dashboard", consisting of a tv and a Raspberry Pi 3B+. The tv just shows ...
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2answers
275 views

Is Raspbian LINUX?

I'm new to Raspberry pi and there is this one thing that is confusing me. What is the difference between LINUX and Raspbian? Is Raspbian build over LINUX, like the core or the basic layer is LINUX and ...
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102 views

vlc python does not play a video in hdmi2

I want to run a video in my second monitor/projector using vlc pip3 install python-vlc and python3 in Raspberry Pi 4. I set the Fullscreen Video Device to HDMI-2 Tools --> Preferences --> Video -...
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2answers
104 views

No sounds playing from USB external speaker on Raspberry Pi

I'm trying to get some sound to play via an external USB connected speaker from my Rasp Pi 3 Model B. aplay -L gives me this entry (along with many others) default:CARD=Device USB2.0 Device, USB ...
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1answer
153 views

Connecting an Arduino Nano to a Raspberry Pi using Serial Cable on an a Pi 3B+ or Zero W

I wanted to connect an Arduino Nano to either my Pi 3B+ or my Zero W preferably my Zero. When I connected my Nano to my Pi Zero and ran a simple script with the python 3 serial library, it didn't work....
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3answers
303 views

SSH “Connection Reset” immediately after Conncting

Ive been had my Raspberry pi 4 setup for awhile. Using it as a VPN, Plex, and basic Wordpress host. Ive been using SSH for awhile and its worked fine. Ive recently caused an issue where immidiatley ...
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50 views

Setup port forwarding without using router? [closed]

Can I port forward with software instead of using the router for a Minecraft server? I have the latest pi and Raspbian. I'd prefer it if it were free. Thanks!
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1answer
172 views

How to run all node.js on startup

I want to run all node.js scripts in some folder on startup (in perfect case, running some npm script (I think the thing i run by npm run someScript by this) in all folders in some specific folder). ...
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37 views

Some Bluetooth devices are not detecting in raspberry PI 3

when I use "bluetoothctl scan on" command some mobile phone not detecting. ex - when I scan and turn on mobiles phone Bluetooth Huawei mobile phones can be detected and Oneplus 5T cannot be ...
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46 views

Debug OTG on RPI 4 for g_midi?

I tried to set a RPI 4 in OTG device mode I added dtoverlay=dwc2 to config.txt I modified the cmdline.txt so it launches wc2 & g_midi I tried ,dr_mode=peripheral too I just tried replacing ...
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2answers
62 views

How make raspberry pi web controls? [closed]

I want to develop web based control software for the Pi in PHP. I have some experience in PHP , but i have experience in using PHP, but no experience in running it on a Raspberry Pi.
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1answer
64 views

Unable to read serial port with python script but can write [closed]

I have a microcomputer that is initiated from a pico terminal script establishing a ttyUSB0 and baudrate. The micro is programmed only to respond to a small list of alphanumeric inputs. Enter x into ...
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37 views

Raspberry Pi Black Screen

I just got a new raspberry pi 4 model B. I used it twice and it was working perfectly fine. But on the third time, when I tried to turn it one, I have the rainbow screen then the screen which says &...
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39 views

4 model B Ethernet not working

I connected an Ethernet cable to my raspberry pi 4B, and from what I hear, being normal, but it's not actually connecting to the internet. Green blinking, orange solid. Here's what happened: it was ...
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102 views

Raspberry PI 4 won't boot into desktop

Hey guys I'm stuck in a tricky situation :D Today I tried to rotate my touchscreen via adding a line in the libinput.config file. Something must have gone wrong because now when I boot just the ...
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1answer
204 views

Updating from such a repository can't be done securely (Raspberry pi)

I'm running a 3B+ with Raspbian and I have a problem updating my raspberry pi 3b+ pi@server:~ $ cat /etc/os-release PRETTY_NAME="Raspbian GNU/Linux 10 (buster)" NAME="Raspbian GNU/Linux&...
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1answer
72 views

MG 996R Micro servo Using Raspberry

I have a MG 996R micro servo which I am using with a Raspberry Pi and Python. It seems that this servo is not working with Python. I have tried experimenting the values, increasing and decreasing of ...
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2answers
56 views

Copy text file from my raspberry pi to windows pc over ssh

I am using raspberry pi model 3b boards for my project. These boards are acting as BLE rssi scanners and are storing the rssi data in a text file (saved on desktop). Now, in order to analyze that data,...

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