Raspberry Pi Stack Exchange
Raspberry Pi Stack Exchange

Questions tagged [dbus]

For questions about D-Bus, an inter-process communication mechanism used by many Linux distributions. Use this tag if you are configuring, using or trying to resolve an issue with D-Bus on a Raspberry Pi.

D-Bus is an inter-process communication mechanism used by many Linux distributions to allow applications (particularly desktop GUI applications such as services for GNOME or KDE) to communicate and interact.

Usage

Use this tag when you have an issue particularly concerning D-Bus. Many applications will involve D-Bus, but this tag should be used if D-Bus is particularly relevant, or the cause of an issue that you need help with.

Further Reading

  • D-Bus at freedesktop.org, the official website of the project
  • The dbus package in the Debian repositories for Jessie (see also D-Bus for Stretch)
11 questions
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Removed dbus from raspbian

I have accidentally removed my dbus file on my Raspberry Pi 3 Raspbian OS ( full Operating system version) (not raspbian lite). I used the command apt-get remove dbus to do this uninstall of dbus. After the removal nearly finished (Did not completly…
User98764431
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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 but i kind of stuck on the next move. How to read…
R.M.S.Sundram
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BlueZ BTGATT-client.py WriteValue

I had a successful attempts with BlueZ-5.50 > test > example-gatt-client.py with ESP32 set as HeartRate Sensor Server.I am able to read from ESP32 which i modified to suit the BlueZ example. However i have a doubt. What if i need to send some byte…
R.M.S.Sundram
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dbus and qdbus not working suddenly

I am using dbus and qdbus to control my phone from a pi using Bluetooth to pause play etc. songs and all of a sudden dbus and qdbus dont work anymore All other functions work i can head music from he pi from my phone but cant control the phone…
Kyle M
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What is this prompt saying about bluetooth?

I tried to fix some problems with the bluetooth and uninstall pi-bluetooth. Also installed it .But the problems are bigger now. What is this prompt saying.
Sohan Arafat
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How to use mpris(2) or DBUS on raspberrypi running bookworm?

I am running a raspberrypi 4B with bookworm (and whichever desktop - X11 or Wayland - that allows it to work with VNC) and writing code in Python. I am trying to read (and maybe eventually write) to other packages using either DBUS or MPRIS(2). I…
ALP
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Increase I2C-Speed with Hyperpixel 4.0 mounted

i hava a Hyperpixel 4.0 mounted on my Raspberry Pi 3A+. Because of the Pin overlay for the Hyperpixel 4.0, the I2C bus is not Standard and is created on the Physical Pins 19 and 23 on my Raspberry. (I use i2cdetect -y 11 to detect a I2C device).…
Manuel Neff
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Failed to get D-Bus connection: Unknown error -1

Well I ran into a major network failure when I try to get two PIs talking to each other directly through their Ethernet ports. They use to connect to each other and communicate, but for some odd reason one of these PIs wouldn't make the Network…
ThN
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error from dbus, no wifi after reboot

I corrupted the ssd, so until I get this error again (hopefully I won't, but I probably will because it already happened 2 times) I can't do anything. I got a messagebox with this error when booting: org.freedesktop.DBus.Error.Spawn.ExecFailed:…
Itai Nelken
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pydbus throwing error in raspbian lite

I have successfully installed and used pydbus to communicate and control a few Bluetooth LE devices from a Raspberry Pi (full version). When I tried to do the same with Raspbian lite, I got: object does not export any interfaces; you might need to…
R.M.S.Sundram
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network manager dbus interface calls for wireless doesnt work on raspbian

I have the following code to retrieve access points information using NetworkManager dbus api: //--------------------------------------------------------------------------------- QDBusInterface dbus_iface("org.freedesktop.NetworkManager", …
payman
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