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.

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USB OTG on Compute Module 3

Has anyone ever tried configuring the USB of the Compute Module 3 as USB OTG? In the default kernel (Raspbian Stretch - Kernel7), support for usb otg appears to be disabled. Has anyone managed to ...
3
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3answers
11k views

raspi-config network option not working

I am trying to turn on the network option in raspi-config, but when I do, I get this error: could not communicate with wpa_supplicant Then I hit enter to continue and I get this message There was ...
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0answers
603 views

Raspberry Pi Zero W Alexa Microphone Not detecting, but speaker works

So I have looked online and I even got different mics and adapters to get this working, but it still doesn't work. I was able to successfully setup my Alexa Pi on the RPi Zero W, because when I boot ...
3
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0answers
669 views

Raspbian file manager right click menu

Alright, so I'm looking to add an element to the right-click menu, in Raspbian's file menu. When you right-click in "negative space" in the FM, you get a litany of options: Create New > Paste Select ...
2
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0answers
43 views

raspberry pi suddenly incapable of verifying amazon ssl certificates

One of our raspberry pis running stretch suddenly, from one moment to the other, lost the ability to verify ssl certificates from servers. As far as I can see there were no reboots, crashes or other ...
2
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1answer
131 views

Pi Hole suddenly stopped working

I've been running pi hole on the raspberry pi 3 B+ continuously for a few weeks now. Everything worked great but all of a sudden it stops working. My devices don't connect to the internet as if they'...
2
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0answers
84 views

RPI as default gateway

I would like my raspberry to work as a gateway for LAN devices and connect to Internet. Now the default gateway is my router connected to ISP provider. Basically I would therefore like to share the ...
2
votes
2answers
672 views

Backward Compatibility on the Pi 4

Is it possible to run Raspbian Stretch on the Pi 4? The problem is that the newest released (Raspbian Buster) has some weird bug in which JavaFX applications cannot be started with the error : "*...
2
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0answers
68 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 ...
2
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0answers
59 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 ...
2
votes
1answer
592 views

Pigpio not calling Callback for first rising or falling edge

I have some sample code (taken out of my larger program) that regularly (but not always) missing the first rising edge: #!/usr/bin/python import pigpio, time def callback(g, l, t): print("Callback ...
2
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0answers
995 views

How to 'source ~/.profile' and activate virtual environment and run python script from a .sh file

I am working on my project and using a raspberry pi 3B+ with raspbian OS. I followed the following link to pip install open cv on my pi using a virtual environment I named 'cv' and it works fine: ...
2
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0answers
158 views

USB audio device is displayed as default, but is not

I have set the USB device on my Raspberry Pi to default. The file /lib/modprobe.d/aliases.conf: options snd-pcsp index=-2 options snd-usb-audio index=0 options cx88_alsa index=-2 options snd-atiixp-...
2
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0answers
56 views

Failing using startx to launch different desktops

I am trying to use startx to launch different desktops according to an argument using case...esac This is my .xinitrc mate(){ (sleep 5 && conky) & mate-session } case $1 in ...
2
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1answer
157 views

Pi Zero W - cgroup_cpuset not available

Even though the contents of /boot/cmdline.txt seem right... $ cat /boot/cmdline.txt dwc_otg.lpm_enable=0 console=serial0,115200 console=tty1 root=PARTUUID=a435ca9f-02 rootfstype=ext4 elevator=...
2
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0answers
2k views

Raspberry Pi 3B WLAN Interface not found

I have a problem where my Raspberry Pi 3B (v. 1.2, official board) cannot use its onboard WLAN capability. The onboard WiFi used to connect to the Internet without issue perhaps a year ago. However, ...
2
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0answers
133 views

Raspbian Stretch (GUI version only) does not work as OpenVPN client

I have a basic OpenVPN connection that I use with several pi's. All of these pi's use various versions of Raspbian without the GUI (the lite version). And they all work great. The same configuration ...
2
votes
2answers
2k views

How can I resize a Raspberry Pi Linux distro image?

I'm experimenting with mounting the Raspbian .img and adding code/files and then repacking. The purpose of this is to be able to create custom distros for projects (rather than making clones of the SD ...
2
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0answers
170 views

Can't install the new TensorFlow distribution

I've just tried installing the new tensor flow release 1.9 for Raspbian, but with no success. Running pip install tensorflow fails with Downloading/unpacking tensorflow Could not find any downloads ...
2
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0answers
778 views

Permission Denied as root when connecting BluetoothSocket with Bluez 5.43

I've been trying to get bluetooth working on my Raspberry Pi 1 Model B+ running Raspbian Stretch Lite 4.14 with a 3rd party USB bluetooth dongle. I installed Bluez 5.43 for python 2.7, and was able ...
2
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0answers
920 views

Difference between Thonny and Python 3 (running some code)

I'm just starting with the pi and to be more clear I'm spending time working with the Raspberry Pi Workshop for Beginners series on Youtube.To write an run code we use the Python 3 IDE but I don't ...
2
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0answers
95 views

Large title bar buttons?

On the latest release of Raspbian, there's a new feature that allows you to change the UI settings to make it suitable for Large, Medium and Small displays. The setting for Large displays (among other ...
2
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0answers
2k views

Setting up RPi3 access point, hostapd error: Failed to set channel

I'm running Raspbian 9 (strech) on a Pi-3 modem B ver 2. Following guides found online, I have had it working with hostapd as an access point once. But after reboot that stopped working. In the ...
2
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0answers
754 views

Can't enable ssh for first boot because latest Raspbian image boot partition is read only

I'm trying to set up my Raspberry Pi headless from my MacBook. However, when I flash the latest Raspian image (April 2018 version), the resulting boot partition has a read-only file system. I've tried ...
2
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1answer
905 views

Why does device 0: bcm2835 ALSA on RPi 3 have 7 subdevices?

OK, so on Raspbian 9, on Raspberry Pi 3, if I try to list audio devices, I get this: pi@raspberrypi:~ $ aplay -l **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: ...
2
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0answers
312 views

How to record usb audio and monitor at the same time

I have a usb audio device plugged into my Raspberry Pi 3 with Raspbian Stretch. Recording to an mp3 with sox works fine with this line: AUDIODEV=dsnooped rec -c 1 -q /media/usbstick/recording/...
2
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0answers
368 views

How to disable sub-pixel aliasing for fonts

On running desktop environment pixel is hard readable all small texts, because default font sub-pixel aliasing don't correspond with my screen. So, how to disable font sub-pixel aliasing for all ...
2
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0answers
562 views

Yunohost and Freedombox

Has anyone tried installing Yunohost or Freedombox on top of the Raspbian Strech lite image? I am installing freedombox on top of Raspbian using the freedombox-setup package available in raspbian ...
2
votes
1answer
98 views

Reverse the expand root FS on Raspbian Stretch fails

Referring to @goldilocks Reverse the expand root FS I'm using the latest Rasbian Stretch and have sent an rsync backup to my NAS which is mounted via an NFS mount. Now I am attempting @goldilocks ...
2
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0answers
645 views

Is OpenSSL version 1.1.0f for Raspbian Stretch Lite vulnerable to OpenSSL heartbleed?

I am testing my raspberry pi3 against security tests. I am using the newest Raspbian Stretch Lite. Version: November 2017 Release date: 2017-11-29 Kernel version: 4.9 I looked at http://heartbleed....
2
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1answer
3k views

Playing audio via bluetooth speaker for Pi3 (Stretch)

This is the oft repeated question on playing audio via bluetooth on RPi. There are too many posts out there, but most of them are dated or do not apply to the stretch version of raspbian and hence ...
2
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0answers
1k views

Unable to install Firefox or Thunderbird (Icedove)

I have been trying to install Firefox and Thunderbird on Raspbian Stretch, but I have not been able to. Edit: This issue seems to have been resolved for now. For some reason the sudo apt-get update ...
2
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1answer
637 views

USB audio from Pygame

I am running Raspbian Stretch. I've connected a USB sound device and selected it through the graphic interface. This sends the sound out fine from youtube in Chrome but is silent with a Python ...
2
votes
0answers
2k views

Script not working with crontab, works manually

I have a problem with a script not working when executed via crontab. I've already searched for similar problems, but none of the usual solutions seem to work. I'm using a RPi3 with raspbian stretch ...
2
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0answers
1k views

GUI wifi configuration on Raspbian stretch

I need to be able to configure the wifi from the GUI on stretch. But I can't locate "WiFi config". Is this not an option anymore?
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0answers
38 views

Using PyDBUS to read BLE battery service

I tried to read battery service (0x180F) using pydbus and also via term but unable to find, setNotify or read the value. I tried to register-service under Menu GATT in Terminal running Bluetoothctl ...
1
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0answers
110 views

Headless Shutdown of Raspberry Pi using Adafruit-GPIO-Halt

I am new to Raspberry Pi and am trying to use the headless shutdown module provided by Adafruit. I downloaded the script of Adafruit-GPIO-Halt to my Raspberry Pi, installed it to the /usr/local/bin/...
1
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0answers
98 views

Using Hamachi messes up with the Pi's networking

I have a Raspberry Pi 3B+ running Raspbian Stretch with no problems since over a year. I recently tried install Hamachi from the official LogMeIn website, and connected it to my LogMeIn Hamachi ...
1
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0answers
204 views

LXDE autostart takes too long to start chromium-browser

I am trying to start chromium-browser via ~/.config/LXDE-pi/autostart. The command is as follows: @chromium-browser localhost/scada --kiosk --incognito The problem I am having is that it takes ...
1
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0answers
14 views

raspistill won't work when automating shots on 1GB PI 4

THIS WORKS: raspistill -cs 0 -ISO 600 -ss 175000 -w 1920 -h 1080 -o watcher-0000.jpg This does not raspistill -cs 0 -t 46800000 -ISO 600 -ss 175000 -w 1920 -h 1080 -o watcher-%04d.jpg I have ...
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0answers
22 views

Mounting all removable drives in one location

How can I automatically mount all removable drives in a folder (for example /mnt) and merge them together? I know merging multiple mounts is possible as per this question but I want to automatically ...
1
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0answers
672 views

Why GLX or EGL is not enabled when running QT program?

To start with I have to say I was trying to make cross-compilation work for Ubuntu with Raspberry Pi 3+ B. I used this tutorial https://wiki.qt.io/RaspberryPi2EGLFS and QT in version 5.12.4. Tried it ...
1
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0answers
261 views

pi camera V2.1 digital zoom

The Rpi camera V2.1 is 8-megapixel that mean it's maximum resolution is 3266 x 2450. I would like to record a video in 720P resolution using this camera. My question is.. maximum how much I can do ...
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0answers
43 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 ? ...
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0answers
3k 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: ...
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0answers
59 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 ...
1
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0answers
20 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
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1answer
212 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, ...
1
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0answers
45 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 ...
1
vote
2answers
1k 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-...

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