Dependency Issues with QGIS Installation

Oct 13, 2025 by talynt.org 119 views

Introduction

QGIS (Quantum Geographic Information System) is a free and open-source geographic information system that is widely used for geospatial analysis, mapping, and visualization. However, installing QGIS on Ubuntu 22.04 can be a challenging task due to dependency issues. In this article, we will discuss the common issues that users face while installing QGIS on Ubuntu 22.04 and provide a step-by-step guide to resolve these issues.

Dependency Issues with QGIS Installation

After running the command sudo apt install qgis qgis-plugin-grass as suggested in the QGIS installation guide, users may encounter the following error message:

The following packages have unmet dependencies: qgis-plugin-grass: Depends: libgeos-dev but it is not going to be installed

This error message indicates that the installation of QGIS-plugin-grass is blocked due to an unmet dependency, which is libgeos-dev. This package is required for the installation of QGIS-plugin-grass, but it is not being installed automatically.

Resolving Dependency Issues

To resolve the dependency issue, you need to install the required package libgeos-dev manually. You can do this by running the following command:

sudo apt install libgeos-dev

Once you have installed the libgeos-dev package, you can try to install QGIS again using the following command:

sudo apt install qgis qgis-plugin-grass

If you still encounter issues, you can try to install QGIS using the following command:

sudo apt install qgis qgis-plugin-grass libgeos-dev

This command will install all the required packages, including libgeos-dev, which should resolve the dependency issue.

Alternative Method: Installing QGIS using PPA

If you are still facing issues with the installation of QGIS using the default Ubuntu repository, you can try to install QGIS using the PPA (Personal Package Archive) repository. The PPA repository provides a more up-to-date version of QGIS, which may resolve the dependency issues.

To install QGIS using the PPA repository, you need to add the PPA repository to your system using the following command:

sudo add-apt-repository ppa:ubuntugis/ubuntugis-unstable

Once you have added the PPA repository, you can update the package list using the following command:

sudo apt update

After updating the package list, you can install QGIS using the following command:

sudo apt install qgis qgis-plugin-grass

Troubleshooting Common Issues

While installing QGIS, you may encounter some common issues that can be resolved by following the troubleshooting steps below:

Issue 1: Unable to install QGIS-plugin-grass due to unmet dependencies

Solution: Install the required package libgeos-dev manually using the command sudo apt install libgeos-dev.

Issue 2: Unable to install QGIS due to missing dependencies

Solution: Install the required packages manually using the command sudo apt install qgis qgis-plugin-grass libgeos-dev.

Issue 3: Unable to install QGIS using PPA repository

Solution: Check if the PPA repository is added to your system using the command sudo add-apt-repository ppa:ubuntugis/ubuntugis-unstable. If the repository is not added, add it manually using the command sudo add-apt-repository ppa:ubuntugis/ubuntugis-unstable.

Conclusion

Installing QGIS on Ubuntu 22.04 can be a challenging task due to dependency issues. However, by following the step-by-step guide provided in this article, you can resolve the dependency issues and install QGIS successfully. Additionally, you can try to install QGIS using the PPA repository, which provides a more up-to-date version of QGIS. If you encounter any common issues during the installation process, you can refer to the troubleshooting section for solutions.

Additional Resources

For more information on installing QGIS on Ubuntu 22.04, you can refer to the following resources:

QGIS Installation Guide: https://qgis.org/resources/installation-guide
Ubuntu GIS PPA Repository: https://launchpad.net/~ubuntugis/+archive/ubuntu/ubuntugis-unstable
QGIS Documentation: https://docs.qgis.org/latest/en/docs/user_manual/index.html
QGIS Installation on Ubuntu 22.04: Frequently Asked Questions ================================================================

Introduction

Installing QGIS on Ubuntu 22.04 can be a challenging task due to dependency issues. However, with the right guidance, you can resolve these issues and install QGIS successfully. In this article, we will address some of the frequently asked questions related to QGIS installation on Ubuntu 22.04.

Q: What are the common issues that users face while installing QGIS on Ubuntu 22.04?

A: The common issues that users face while installing QGIS on Ubuntu 22.04 include:

Unmet dependencies: QGIS-plugin-grass requires the libgeos-dev package, which is not installed by default.
Missing dependencies: QGIS requires several packages to be installed, including libgeos-dev, libproj-dev, and libgdal-dev.
Issues with PPA repository: Users may encounter issues while installing QGIS using the PPA repository.

Q: How can I resolve the dependency issue with QGIS-plugin-grass?

A: To resolve the dependency issue with QGIS-plugin-grass, you need to install the libgeos-dev package manually using the command sudo apt install libgeos-dev.

Q: What is the PPA repository, and how can I use it to install QGIS?

A: The PPA repository is a personal package archive that provides a more up-to-date version of QGIS. To use the PPA repository, you need to add it to your system using the command sudo add-apt-repository ppa:ubuntugis/ubuntugis-unstable. After adding the PPA repository, you can update the package list using the command sudo apt update and then install QGIS using the command sudo apt install qgis qgis-plugin-grass.

Q: What are the system requirements for installing QGIS on Ubuntu 22.04?

A: The system requirements for installing QGIS on Ubuntu 22.04 include:

Ubuntu 22.04 (or later) installed on your system.
A minimum of 4 GB of RAM.
A minimum of 10 GB of free disk space.
A compatible graphics card.

Q: Can I install QGIS on a 32-bit system?

A: No, QGIS is not compatible with 32-bit systems. You need to install QGIS on a 64-bit system to use it.

Q: How can I troubleshoot common issues with QGIS installation?

A: To troubleshoot common issues with QGIS installation, you can refer to the following steps:

Check the system logs for any error messages.
Verify that all required packages are installed.
Try installing QGIS using the PPA repository.
Check for any conflicts with other packages.

Q: Where can I find more information on installing QGIS on Ubuntu 22.04?

A: You can find more information on installing QGIS on Ubuntu 22.04 by referring to the following resources:

QGIS Installation Guide: https://qgis.org/resources/installation-guide
Ubuntu GIS PPA Repository: https://launchpad.net/~ubuntugis/+archive/ubuntu/ubuntugis-unstable
QGIS Documentation: https://docs.qgis.org/latest/en/docs/user_manual/index.html

Conclusion

Installing QGIS on Ubuntu 22.04 can be a challenging task due to dependency issues. However, by following the step-by-step guide provided in this article, you can resolve the dependency issues and install QGIS successfully. Additionally, you can refer to the frequently asked questions section for answers to common issues related to QGIS installation on Ubuntu 22.04.