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Questions tagged [raspberry-pi-os-buster]

Raspberry-Pi-OS-Buster is a GNU/Linux operating system derived from Debian 10 and the successor of Raspbian-Buster. The Raspberry Pi OS is the most widely used Pi based distribution and the one recommended by the Raspberry Pi Foundation, who distribute their own images of it in 3 flavours, a full version with Desktop GUI and recommended software, Desktop GUI, and a "lite" version without any GUI pre-installed.

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1 answer
1k views

Getting iPhone bluetooth to pair with a raspberry pi to serve as 4G hotspot

I'm trying to figure out a way to pair an iPhone to a Raspberry Pi 4 (with a PIN ideally, but without is okay). Once paired, I'm going to set up the iPhone as a hotspot. All user interaction has to be ...
1 vote
1 answer
154 views

bluetoothd CPU usage constant at 100 %

I've had this problem for a few months where the Pi 4 gets very hot to the touch, and it invariably turns out that bluetoothd is stuck at 100 % CPU usage, saturating one core. Currently htop tells me ...
8 votes
2 answers
26k views

How to stream sound to a bluetooth device from a raspberry pi zero

I have a raspberry pi zero W and I would like to stream sound over bluetooth to a bluetooth-enabled speaker / headphone. So how to achieve this with alsa?
1 vote
1 answer
251 views

Error when installing acconeer-python-exploration

I am trying to install this on my Pi https://github.com/acconeer/acconeer-python-exploration . There are some requirements written in the file requirements.txt that need to be installed first. I've ...
1 vote
1 answer
2k views

How to open port 8080

I need to check a Python server and client on the pi4B. Only I can't find how to run or open port 8080 on the pi4B.
0 votes
1 answer
64 views

compiler linking error GPIO libraries no longer initialising

I am working on a private project and have run into a linking error described below: undefined reference to `gpioSetMode' collect2: error: ld returned 1 exit status I am using g++ and the terminal to ...
0 votes
1 answer
246 views

How to change bit depth to 16 of I2S MEMS Microphone?

I have successfully setup adafruit I2S mem microphone on my RPi3 running buster by following this guide . It records audio well using arecord : arecord -D 'plughw:2,0' -c1 -r 48000 -f S32_LE -t wav -V ...
1 vote
2 answers
409 views

HP CP1025 printer needs foo2zjs-z3 {printer driver}

The printer works fine with Ubuntu 18 and linuxMint 20.1 with the foomatic driver. On PiOs The installed CUPS & HPLIP result in a strange colour for Black The result from dpkg is "dpkg -l ...
1 vote
1 answer
459 views

Trying to play Retropie on my browser

I flashed the latest retropie image on to my microsd on a raspberry pi 4B using the official raspberry pi imager. I wanted to do a headless setup since I was on a budget, and it was more appealing to ...
2 votes
3 answers
1k views

How to find reboot/shutdown cause in Buster OS?

I was analyzing my raspberry pi for reboot and its time and its cause. Earlier I was working on Jessie and I was able to understand the reboot or shutdown is normal by observing the syslog file for ...
0 votes
0 answers
43 views

Mounting nfs causes infinite recursive directories on one of two RaspberryPi-s

I have a disk image file looped to the directories (with two partitions): /srv/bookworm-image/loop0p1 /srv/bookworm-image/loop0p2 These directories are normal boot and root partitions of bookworm ...
-1 votes
1 answer
1k views

IPv4 link-local address with NetworkManager

I have a Raspberry Pi 4 that is running Buster/32bit (upgrading the OS is currently not an option). The Raspberry Pi runs in headless mode, with ssh and vnc enabled. In order to find the machine in ...
0 votes
1 answer
80 views

MPC output problem on Headphone output

I have a misconfiguration of my MPD daemon on Raspbian Buster with Raspberry PI 2B. Alsa is configured as follows: pi@Wecker:~ $ aplay -l **** List of PLAYBACK Hardware Devices **** card 0: b1 [...
0 votes
2 answers
116 views

How can i backup/clone one Pi to another, Real Time

Background: Pi-4 running Buster configured with Postfix and dovecot serving several domains. It is working fine. I would like to set up a second Pi as a backup. I already have a process to backup ...
2 votes
3 answers
2k views

Boot Raspberry Pi to GUI Qt app using OpenBox doesn't work

I'm trying to run Qt GUI application automatically when booting Raspberry Pi using Openbox but have problems and can't make it work. Steps I did: run raspi-config and changed Boot Options to Console ...
1 vote
1 answer
397 views

How to Convert 32GB Cloned SD card Image to small size ISO file

I have have 32GB SD card Cloned Image of Raspberry PI, I want to make it small size as Flashing back to another SD card takes more time using DD command, I need a small size image so that i can place ...
1 vote
2 answers
4k views

How can I use camera in raspberry 64 bit

raspberry pi 4(ram 4g) raspberry buster 64 bit pi camera I tried and knew that raspistill or pi camera doesn’t work in 64 bit os. (64 bit os is beta version so It doesn’t support it) Is there any ...
0 votes
0 answers
59 views

waiting for dbus address to appear error

I'm trying to run my Python executable on startup but I'm getting an error (waiting for dbus address to appear error) continuously it can't stop. Is there any way to stop I tried to update and upgrade ...
0 votes
1 answer
3k views

raspberry pi fail to fetch the update and upgrade

I am using raspberry pi zero and raspbian buster os. I was trying to install samba on it, but it failed to fetch the packages. following is the terminal log, pi@raspberrypi:~ $ sudo apt-get install ...
0 votes
2 answers
526 views

Can I run Raspbian OS and Octoprint os on same SD card?

I am working with Raspberry pi 3b+. I have installed Raspbian OS on the SD card. Now, I have to install Octoprint on raspbian os system. How to do it? While installing Octoprint from raspberry image ...
2 votes
2 answers
7k views

No Wireless Interface Found when using wifi adapter TL-WN725N

I have a problem, I'm using a wifi adapter TL-WN725N. On the display when scanning, it says "No Wireless Interfaces Found". I've used the solution from the website: https://gist.github.com/...
1 vote
0 answers
874 views

PiOS lite bullseye on my pi 4 keeps saying “Firmware rejected country setting”

Whenever I run piOS bullseye on my pi4, it keeps saying “firmware rejected country setting” in sudo dmesg: I tried using a completely fresh installation of piOS bullseye without any pre configuration ...
1 vote
1 answer
331 views

How is the wlan0 MAC address for a Compute Module 4 configured in Raspberry Pi OS Buster?

I have several Compute Module 4s which are running OS images from cloned SD cards. The OS is Raspberry Pi OS, aarm64 edition, Buster version. The wlan0 interfaces on the CM4 modules all have the same ...
1 vote
1 answer
343 views

Starting problem after Buster upgrade to Bullseye [closed]

I have a Raspberri Pi 4 of 4Gb my Operating System was Debian Buster that I upgraded to Bullseye and since when I restart I have a whole bunch of messages see the screenshots attached it seems to me ...
-1 votes
3 answers
372 views

Raspbian buster read-only system with nmcli issue - No plugin supported adding this connection

I have installed the latest version (11 Jan 2021) of Raspbian Buster OS on my Pi 4. I changed the network manager from default to nmcli (network-manager network-manager-gnome are the packages I ...
1 vote
1 answer
428 views

composite video comes back on with wrong resolution after 'tvservice --off' on model B with BCM2835

I am running buster on a model B rev.2 serving as a text-only signage display with a cheap 800x480 LCD car monitor attached to the composite video output (sdtv). The settings in /boot/config.txt are: ...
1 vote
2 answers
7k views

How to remove the bootloader startup screen on RPi 4 Buster?

When the Raspberry Pi boots, a bootloader info screen (see image below) shows up for about 1 second. I was wondering how I would go about disabling this screen from appearing. I have tried a couple of ...
1 vote
2 answers
16k views

Can't connect to Pi on local network via raspberrypi.local from Windows

When I first got my Pi about six weeks ago, I could follow the setup instructions easily, and connect to the Pi using raspberrypi.local (without the Bonjour service installed on Windows). However, for ...
1 vote
0 answers
170 views

SIP Linphone CLI not working in Bullseye [closed]

I have configured linphone CLI to auto answer the SIP Calls. However whenever a call is initiated, it rings twice and the busy tone plays and the SIP Client becomes unreachable. Please guide to ...
0 votes
0 answers
43 views

How can I access a raspi-config submenus directly?

I am working on a script that needs to access raspi-config at "Interface Options > I2C" directly. Is there a way to do this at the command line ? Thanks
1 vote
1 answer
663 views

How to update wifi and static ip settings on existing Raspberry Pi via the SD card?

I'm trying to add an additional network to a Raspberry Pi 4 running Buster that I use on my home network that I am travelling with. The location I am staying in appears to have Wifi delivered via a ...
3 votes
3 answers
3k views

Is it possible to Cross Grade raspbian to make it 64-bit?

I'm trying to attempt a Cross Grade (before I do a full wipe) I did sudo dpkg --add-architecture arm64 But when I ran sudo apt update I got N: Skipping acquire of configured file 'main/binary-arm64/...
0 votes
3 answers
819 views

Running Script on Crontab but it doesn't access WiFi connection

I am running a script using crontab at reboot but somehow the part of the code where some file is being sent to a S3 bucket in AWS, doesn't work. I have included an initial wifi check in the same ...
0 votes
1 answer
324 views

Can not SSH (PUTTY) to headless Raspberry Pi 3 Model B after reboot - SSH enabled [closed]

I am working on creating a cluster with two Raspberry PIs. I was able to access both of them using Putty on my Windows 10 machine. EDIT 1 Since a reboot, I am unable to access one of the Raspberry PIs ...
1 vote
1 answer
825 views

DS18B20 (thermometer): negative temperatures are read as 4 million degrees celsius

I have five DS18B20 thermometers in my greenhouse connected to my Raspberry Pi Model B Plus Rev 1.2. It is running Raspbian GNU/Linux 10 (buster). Here you can see that the two thermometers which are ~...
0 votes
4 answers
5k views

Raspberry Pi wifi scan working, but cannot connect to wifi

I have a kinda strange WiFi issue. I just bought a WiFi USB adapter for my RPi2, and I can list the Wifi networks, but if I add the credentials to the wpa_supplicants file, it does not want to connect....
2 votes
1 answer
221 views

problem with wlan0 on a rpi4 with raspbian + kodi

not sure if this is where i should be posting this, I've been using rpi 4 for a year now, and lately, it looks like wifi is disconnecting randomly (like a month ago i moved and now the raspberry is ...
0 votes
1 answer
160 views

BLE cannot scan after cloning Raspberry Pi 3

I have raspberry-pi 2 and i made a python program. My python program can detect BLE and send scan results using MQTT. The program will run automatically when restarted [Using cron-table]. Then I did ...
0 votes
0 answers
123 views

Problem with WIFI

I have a Pi 3B + and installed bullseyes ago to two month and not it detected wireless wifi, it say No wireless. I does tried with raspi-config, enable wifi and it say no wireless. so i does tried ...
2 votes
1 answer
3k views

How to recover Raspbian/Raspberry Pi OS boot media after power failure

There are many questions similar to mine and none with a coherent applicable answer. Setup Raspberry Pi OS Buster; up to date. Raspberry Pi 4B. Red LED has a steady glow: current is stable. Both ADATA ...
1 vote
0 answers
357 views

Can `i2c-mux` be applied to `i2c-0`?

I have a Pi with i2c-0 working fine and seeing addresses. I'd like to use a I2C multiplexer on i2c-0. Using a I2C multiplexer on i2c-1 is very easy by having this in /boot/config.txt... dtparam=...
4 votes
1 answer
5k views

What are the pros and cons of the new Raspberry Pi OS Bullseye?

What are the pros and cons of the new Raspberry Pi OS Bullseye? Should I install it? What benefits does it offer over Buster? Are there outstanding issues?
0 votes
1 answer
214 views

Analog audio out when starting from /etc/rc.local

I am working on a python program that I am having some issues with. When the user presses a button a video starts playing. I need the audio to come from the analog jack. It works perfectly when I run ...
-1 votes
1 answer
2k views

How do I encrypt the entire system with VeraCrypt on the command line on Raspberry Pi OS?

With an unspeakable amount of problems, which I will spare you, I finally have managed to install Raspberry Pi OS and VeraCrypt. I have used VeraCrypt (and, previously, TrueCrypt) for many years, but ...
2 votes
1 answer
4k views

“wlan0: carrier lost” untimtly WiFi deconection on raspberry pi 3b+ and pi0 W [closed]

I am facing this bug since few days. I am using: Rpi 3b+ or Rpi0W, Buster-lite with last update, Kernel : 4.19.118+ I using Ubiquti WiFi AP and dnsmasq for managing the lan, both working normally with ...
0 votes
0 answers
478 views

why xeyes can't open display on raspberry pi with local display and variable set, no ssh

Hi I'm trying to use xeyes on a rapsberry Pi equiped with an LCD screen. I'm using Raspberry Pi Os Lite Legacy ( a debian buster) and i've installed the packages x11-apps. But when I try a DISPLAY=:0 ...
1 vote
3 answers
1k views

Run script when Pi connects to any network

I am trying to make my RPI 4 execute a script, when it connects to a network (be it cable or wifi) i.e when it goes from not connected to connected. I am running Raspbian (Buster) as OS and on Ubuntu ...
0 votes
1 answer
1k views

Micro Switch implementation in Raspberry pi

I am a beginner using a raspberry pi 1 model A+ to create a production counter that would count the material as it would hit the switch and that would be counted as 1. The issue I am having is that I ...
1 vote
1 answer
37 views

Unable to trip Relay with Raspberry Pi 3+

I am trying to utilize my RPi 3+ to trip a SPDT Bosch Automotive 12VDC relay in order to activate chicken water heaters when temp below 34 degrees. The program code works well on other, non relay ...
0 votes
1 answer
238 views

Change raspberry pi 4 password without linux device [duplicate]

i recently got my raspberry pi4 and I forgot the password of my raspberry pi and I don't have any other linux device to reset my password editing cmdline.txt and then booting with a monitor and ...