Questions tagged [raspbian-stretch]

Raspbian-Stretch is a GNU/Linux operating system derived from Debian 9, initially released in August 2017. Raspbian 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.

Filter by
Sorted by
Tagged with
0
votes
1answer
39 views

Configuring raspberry Pi as a gateway of an ad-hoc network

I am trying to configure multiple Wireless interface in Raspberry Pi Stretch. The objective is to allow an ad-hoc network to access the internet through that Pi device. For that I need to configure ...
1
vote
1answer
30 views

Use actual MySQL on Raspbian Stretch instead of MariaDB

I have a web based project which I wrote with NodeJS. I moved the project to my Raspberry Pi which runs on Raspbian Stretch. The project has a lot of lines of code which deal with MySQL connections. ...
0
votes
0answers
20 views

Run curses based python script on start up [raspbian stretch]

I'm trying to auto start a curses based python script on startup of my RPi 3+ (running on raspbian stretch) What I did so far. I've got a python script demo1.py, import curses ...
1
vote
2answers
45 views

how to use a normal microphone instance of USB microphone in Raspberrypi 3b+

I want to recognize the voice using raspberry pi and for that required a microphone but most of the cases I have seen that USB microphone used in Raspberrypi for voice input, but I want to use a ...
1
vote
1answer
23 views

Raspberry Pi 3 will not display to HDMI monitor nor ssh

I have Raspbian 9.9 installed on the SD card which runs fine and displays to my monitor via DVI to HDMI adapter. I formatted a 1TB SSD to ext4 and followed the https://pimylifeup.com/raspberry-pi-...
-1
votes
1answer
28 views

Raspbian retains last uuid ownership at mount, but where?

The following commands give user user2 rw acces to an external usb drive : sudo mount /dev/sda1 /home/user/mnt/my_mount sudo chown user2:user2 /home/user/mnt/my_mount Command umount sets ownership ...
1
vote
0answers
31 views

Why does usb drives autmount only for pi?

Attached usb drives are automatically mounted in /media/pi/ What makes that they automount in that directory ? Obviously this is configured somewhere.. What would be the way to customize this ? ...
0
votes
0answers
40 views

ALSA Errors on Pi 3B+ using SpeechRecognition and PyAudio (Original Post missing stuff)

Using PyAudio I simply ran this piece of code: import pyaudio p = pyaudio.PyAudio() for x in range(p.get_device_count()): print(p.get_device_info_by_index(x).get('name')) Getting these Errors: ...
1
vote
1answer
19 views

Configure Date and Time from On Boarding Script

I work at a manufacturing plant and we use raspberry pis for videos on a schedule. We use Screenly to schedule when certain videos will play back but currently I also need to manually correct the date ...
1
vote
1answer
132 views

is there any advantage in using Raspbian Buster instead of Stretch on a Raspberry Pi Zero

I was wondering if are there some real advantages in using Buster on a Raspberry Pi Zero, or I should continue using Stretch
0
votes
0answers
14 views

Sudden influx of “frame reassembly failed” messages after Raspbian update

Problem Looking in /var/log/syslog, I see a lot of messages like this: Bluetooth: hci0: Frame reassembly failed (-84) Here's a recent segment from the logs: Jul 9 02:23:34 apple-pi kernel: [ 3268....
2
votes
1answer
31 views

1-wire device not detected

I'm having trouble getting a 1-wire sensor to be detected on my Raspberry Pi Model 3 B+. The sensor is this temperature and humidity sensor. I have wired the red wire to 3.3V, the black wire to ...
0
votes
0answers
18 views

how to play audio from python on Rasbian Stretch Lite?

I would like to play selected audio files through the built-in audio port on a Raspberry 3 that is running Rasbian Stretch Lite, from a python program. Unfortunately, none of the libraries or external ...
0
votes
1answer
21 views

Linphone for Raspberry error

I finish, using source and without errors, the linphone installation on 'stretch' following the instructions on linphone. trying to start `linphonec', I'm receiving the following error message: $ ...
5
votes
1answer
211 views

Automatically Create Hotspot if no Network is Available

I want to automatically create an access point, if there is no network found, so that I can connect to my Raspberry Pi everywhere. If nobody is connected to the hotspot for a while it should search ...
2
votes
1answer
19 views

CE1 not going low for pigpio.spi_open() with flags

I'm attempting to modify joan's test script (https://raspberrypi.stackexchange.com/a/44320/42126) for an RPi SPI master to communicate with an Atmega328P slave. I cannot change which GPIO pins I have ...
1
vote
0answers
15 views

How to fix XRDP Problems with Raspberry Pi and Windows 7

I just updated my Raspbian to the latest distro and fixed a problem with sudo apt-get update not working. The issue I'm having now is that my Remote Desktop isn't working anymore, which happened after ...
2
votes
0answers
32 views

Touchscreen calibration: touchscreen does not cover full display

I have purchased an industrial touchscreen monitor that supports Linux through PenMount drivers. The VGA video output (via HDMI adapter) works perfectly, and the USB touchscreen is perfectly ...
1
vote
0answers
14 views

Which Raspbian package contains the cdio C++ bindings?

I can't find them in libcdio-dev, and a search for the most important header file, cdio.hpp, in the Debian package catalog gave no results. A libcdio++ package seems not to exist either. Doesthis ...
1
vote
1answer
45 views

Installing Raspbian without recommended Software from NOOBS

Is it possible to install Raspbian (without the Recommended software) from NOOBS? Last time I chose Raspbian from NOOBS installation menu it also included the recommended software (Mathematica, ...
0
votes
1answer
16 views

Can background flash sync priority be increased to avoid using sync command frequently?

I have too frequent cases of 0-sized files, truncated files or files with garbage past the end when PI 3 Stretch power is lost. Issuing frequent "sync" commands helps. I don't know if it can be done ...
1
vote
1answer
116 views

Malformed entry 1 in list file /etc/apt/sources.list.d/brave-browser-release-.list (Component)

I am trying to install software in my raspberry pi running resbian. Every time I try to install anything from through the terminal I get "Malformed entry 1 in list file /etc/apt/sources.list.d/brave-...
2
votes
1answer
66 views

How to map rpi-zero hid-gadget from us to german?

I’ve tried to map my RPI Zero HID-Gadget in a sh file, here is my sh file. I tried to exchange a normal german keyboard by swapping kbcodes from us-keyboard to german-keyboard layout, but if it is ...
0
votes
1answer
15 views

Wifi disconnecting on Raspbian Stretch Lite?

I've got an old RPi 1 Model B, that I'm trying to use as a Wake-On-LAN server. I've got it connected to Wifi with a DWA-171 USB/WiFi dongle and these drivers (the link contains a script that installs ...
1
vote
0answers
10 views

Linux headers missing from a custom kernel built through cross-compilation

Helo, I have followed the instructions given at https://www.raspberrypi.org/documentation/linux/kernel/building.md to build a custom kernel. (I have cross-compiled it on an x86 box.) The custom ...
3
votes
1answer
44 views

netperf command doesn't exist on raspbian

I am trying to run some tests about network on my Raspberry Pi 3 B+, and I have raspbian on it. I installed flent via apt install flent, and I ensured that non-free repository is enabled. I still can'...
0
votes
0answers
30 views

RPI 3B+, Wifi super slow (10x slower than onboard) when using USB Wifi despite huge antenna

TL;DR, usb-wifi works, but it's extremely (!) slow compared to onboard wifi, even though the dongle has a big antenna and a a better signal quality. I looked far and wide and did all I could find, but ...
1
vote
1answer
27 views

init.d script does not run start on boot but starts manually (Raspbian)

Whenever the system starts, the zfs-import init script does not run: root@kapnet:# /etc/init.d/zfs-import status ● zfs-import.service - LSB: Import ZFS pools Loaded: loaded (/etc/init.d/zfs-import;...
0
votes
1answer
31 views

How to get SSH access to headless Raspbian Stretch Lite? Official way seems not to work

I was not able to enable ssh by putting the file into the boot folder, and yes it was created without extension from a Windows 7 machine and gets deleted after boot. This is what should have happened:...
0
votes
0answers
14 views

Sim800L stops responding after working 10-12 days, after that it needs power reset

Sim800l is not responding anymore after a few days of continuously working and requires restart/reset. It won’t recover by itself or respond to any commands unless a restart or power off is made. If I ...
1
vote
2answers
32 views

Run tkinter gui on remote machine connected by SSH?

I would like to run a tkinter-generated GUI generated on a Raspberry Pi while connected via SSH on a Mac. I have tried several suggestions (e.g. https://stackoverflow.com/questions/37604289/tkinter-...
1
vote
1answer
23 views

Error While Updating Rasbian from Jessie to Stretch

I've been using this guide to update my Rasbian version: http://baddotrobot.com/blog/2017/10/26/upgrade-raspian-jessie-to-stretch/ However, after changing the files to use "Stretch" rather than "...
1
vote
0answers
22 views

Cannot remotely connect to pigpiod

I have pigpiod installed on my system and enabled with systemctl enable pigpiod systemctl status pigpiod shows it is running, and I have programs which successfully access it on my Pi3B+ ● pigpiod....
0
votes
0answers
33 views

Rainbow-screen on bootup after months of working properly

First off, I have seen a lot of questions/answers talking about the rainbow screen. However everywhere I looked the issue only seems to occur on the first time the system is booted. In my case it's ...
1
vote
0answers
53 views

Wifi connection causes Pi to freeze, why?

I am having recurring problems with 2 Pi0W and, less often, with a Pi3B+ using pikrellcam as part of wildlife project What happens is that the Pi simply freezes. I am using a headless mode and ...
1
vote
2answers
50 views

Detecting device path for USB scanner

I'm currently exploring ways to detect the correct device path (for ex: /dev/input/event0) for an USB scanner. With the following code in Python using the evdev package, I am able to filter down to a ...
2
votes
1answer
73 views

ll command found then not found

I added a new user to a fresh Raspbian Lite install (4.14 2019-04-08, Raspbian Stretch Lite). On a pi zero, I had direct access and had signed in as the pi user. Via Wifi I had authenticated as the ...
1
vote
0answers
25 views

Share Ubuntu Internet Connection With Raspberry Pi 0

I'm connecting to my raspberry pi zero over USB and SSH currently but would like to share my computer's internet connection to it over the same USB cord. I've seen people do it on Windows and Mac but ...
-1
votes
1answer
42 views

Using two SPI ports simultaneously on Raspberry Pi 0 W

I'm trying to use two SPI busses on Raspberry Pi 0 W. I found some hints around but I really cannot understand how to use it and if there are restrictions on it. On this thread it seems that the ...
0
votes
0answers
32 views

/sbin/init exists but couldn't execute it (error -13); systemd is a directory

My Rpi fails to boot. I get /sbin/init exists but couldn't execute it (error -13). Following the symlink leads to /lib/systemd/systemd. However it seems to be a directory rather than a executable. ...
1
vote
1answer
178 views

How to enable CTS/RTS (Hardware Flow Control) for MAIN UART (PL011) on Raspberry Pi 3 B+ module?

I am working on Raspberry Pi 3 B+ module with raspbian stretch lite os. I Wants to configure UART interface on Raspberry Pi 3. I have referred the following link & I am able to test UART ...
1
vote
0answers
26 views

wpa_supplicant errors in syslog after upgrade to Stretch

I just upgraded a Raspberry Pi 3 Model B from Jessie to Stretch, and everything (including WiFi) seems to be working OK, but one thing has me worried: Whenever I reboot, sudo journalctl contains the ...
0
votes
0answers
52 views

Raspberry Pi SDR Radio with aplay and minimodem not working

I am trying to receive data which is transmitted at 144.025 Mhz, using RTL-SDR with the below command and it works perfectly (even tested with local fm radio and the audio is good).. rtl_fm -f 144....
0
votes
0answers
9 views

Confused about btpan python script

This has been done in Raspberry pi 3b in Raspbian Stretch. The goal was to setup a PAN between two raspberry pi. I have followed this tutorial for the command bt-pan server pan0. However I had a few ...
0
votes
1answer
62 views

WittyPi on Pi Zero W - I2C read / write fail

I've connected WittyPi2 (an RTC Power Management hat) to my Pi Zero W - but I'm constantly getting failures in the log, to do with the I2C communication: I2C read 0x01 0x68 0x09 failed (result=), and ...
1
vote
1answer
172 views

LIRC won't setup the device

Very new to this low-level driver stuff, so many places to make mistakes. Basically I'm trying to get an IR transmitter with lirc. I have a IR led to pin 23 with a transistor, however there's nothing ...
0
votes
0answers
29 views

How can I uninstall unwanted OS, but keep Raspbian?

So, I'm trying to find a good PSX emulator, and I eventually install RetroPie to dual boot alongside Raspbian. Which was (in my case) a very bad decision. Now I cannot boot either of them due to some ...
4
votes
3answers
178 views

Launch a GUI Tkinter program on boot

I am trying to auto launch a Tkinter/Python program when the Raspberry Pi boots up. Ideally I would like to boot the Pi into the console and then launch a GUI Tkinter Python program. In testing – not ...
0
votes
0answers
24 views

how to make python program executable in rpi

I have a python code which works well in raspberry on boot. I need to hide the code and make the user to non editable. The program have a kivy ingerface and the program starts on start up. Even though ...
0
votes
0answers
18 views

I can't see any client in dnsmasq.leases

I'm using a Rpi 3 with a bridge using hostapd, dnsmasq and bridge-utils. I would like to get the IP from /var/lib/misc/dnsmasq.leases but the problem is that it shows nothing. The hotspot works fine, ...