In this article, we’ll provide a step-by-step guide on how to fix the Unity Tweak Tool error:
com.canonical.notify-osd. This error is common among Ubuntu users and can be resolved by following the methods outlined below.
Understanding the Error
com.canonical.notify-osd is typically encountered when there’s a problem with the notify-osd package or its dependencies. This package is responsible for managing on-screen notifications in Ubuntu. When it’s not working correctly, it can prevent the Unity Tweak Tool from functioning as expected.
Method 1: Reinstalling the notify-osd package
The first method to resolve this error is by reinstalling the
notify-osd package. This can be done using the terminal. The terminal can be opened by pressing
Once the terminal is open, type the following command:
sudo apt-get install --reinstall notify-osd
sudo command allows you to run commands with administrative privileges,
apt-get is the package handling utility in Ubuntu,
install is the command to install new packages,
--reinstall tells the system to reinstall the package, and
notify-osd is the name of the package.
Method 2: Using Synaptic Package Manager
If the first method doesn’t resolve the issue, you can use the Synaptic Package Manager to search for
notify-osd and install it.
To do this, open Synaptic, search for
notify-osd, and install it. If Synaptic Package Manager is not installed on your system, you can install it using the following command:
sudo apt-get install synaptic
Method 3: Resolving Dependency Issues
In some cases, updating
notify-osd may lead to another error related to the missing schema
com.canonical.desktop.interface. To fix this, you can install the
To do this, open the terminal and run the following command:
sudo apt-get install unity-webapps-service
If there are any dependency issues, the terminal may suggest running
apt-get -f install. In that case, run the following command:
sudo apt-get -f install
-f option in
apt-get -f install stands for
fix-broken. It attempts to correct a system with broken dependencies in place.
Method 4: Installing the overlay-scrollbar and notify-osd packages
Another method to resolve this error is by installing the
To do this, open the terminal and run the following commands:
sudo apt-get install overlay-scrollbar sudo apt-get install notify-osd
overlay-scrollbar package provides a scrollbar that is hidden until the pointer is nearby, thereby increasing the available screen space.
By following these methods, you should be able to resolve the Unity Tweak Tool error:
com.canonical.notify-osd. If you’re still encountering issues, consider seeking help from the Ubuntu community or a trusted IT professional.
Unity Tweak Tool is a utility for Ubuntu users that allows them to customize various aspects of the Unity desktop environment, such as appearance, behavior, and window management options.
To open the terminal in Ubuntu, you can press
T on your keyboard. This keyboard shortcut will launch the terminal window.
sudo command in Ubuntu allows you to run commands with administrative privileges. It is often used when installing or modifying system packages, as these actions require elevated permissions.
To install a package using
apt-get, you can open the terminal and use the following command:
sudo apt-get install [package-name]
[package-name] with the name of the package you want to install.