58
votes
Accepted
Error adding qgis.org repository public key to apt keyring
Based on old notes, the following seems to work:
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-key 51F523511C7028C3
-- Update --
As of August 2020:
sudo apt-key adv --keyserver keyserver....
- 11k
35
votes
Accepted
Install QGIS 2.14 Essen on Ubuntu 16.04 Xenial
It looks like there actually is Xenial support in the debian repository and although I haven't tried the following solution myself I guess it is worth a try.
Before trying the following I would ...
21
votes
I have not found shp2pgsql in postgis installation
I was also following the OP's installation method of PostgreSQL and PostGIS, namely
sudo apt-get install postgresql-9.4-postgis-2.1 pgadmin3 postgresql-contrib-9.4
I enabled the PostGIS extension in ...
- 666
21
votes
Accepted
QGIS fails to load
Got the same problem on Linux Mint and finally fixed it.
The problem is that you've installed a few python libraries and one of them is a dependency of QGIS.
QGIS ~2.18 works fine with Scipy 0.17, ...
- 6,622
20
votes
Accepted
Installing QGIS 3.12.x on Ubuntu focal 20.04 architecture mismatch
You can specify the platform in your APT line with [ arch=amd64 ]:
deb [ arch=amd64 ] https://qgis.org/ubuntu/ focal main
Source : https://unix.stackexchange.com/questions/272908/apt-looking-for-...
- 7,040
15
votes
Repairing broken GDAL and PROJ.4 on Ubuntu?
In https://gis.stackexchange.com/questions/158457/gdal2tiles-how-to-make-filenames-of-tiles-to-represent-xyz-coordinates, somebody mentions doing:
sudo ln -s /usr/lib/libproj.so.0 /usr/lib/libproj.so
...
- 381
15
votes
Accepted
gdal2tiles.py gives ERROR 6 about EPSG:900913 on fresh Ubuntu 14.04 install
Going from what @user30184 said in the comment.
This issue is that the gdal2tiles.py script tells gdal to output 'mercator' as EPSG:900913. This is fine as long as it knows how to convert to this.
...
- 418
14
votes
Accepted
OS with better performance for QGIS
I suspect you'll get a lot of subjective answers to this question, but here's some (hopefully objective!) points to keep in mind:
running Linux natively will always be faster than running it in a ...
- 27.3k
14
votes
Can't install QGIS 3.x on Ubuntu 18.04
According to ubuntugis documentation. "A convenient new command is available for adding Launchpad PPA (Personal Package Archive) repositories via the command line: add-apt-repository."
For the stable ...
13
votes
Getting QGIS to use dedicated graphics card (GPU) over integrated?
I am a GIS developer and geospatial analyst. I use QGIS professionally.
QGIS does make limited use of parallelized GPU acceleration, but only for raster rendering, namely:
slope
aspect
hillshade
...
- 130
12
votes
Accepted
Repairing broken GDAL and PROJ.4 on Ubuntu?
After several wrong ways, including multiple reinstall of libproj0 package and even installing QGIS from sources different from the Ubuntu Software Center default (I think it's from the official QGIS ...
- 1,517
10
votes
Accepted
GDAL utility in Bash for loop (Ubuntu)
Linux (ubuntu as you call it) uses a shell (probably bash in this case) which has a different syntax to windows so you want something like:
for i in se70*.tif
do
gdalinfo $i
done
- 79.9k
10
votes
How to reinstall QGIS from scratch on Ubuntu?
sudo software-properties-gtk
there in the package manager remove qgis and ubuntugis from the list;
sudo apt-get autoremove
sudo apt-get autoclean
sudo apt-get -f install
sudo apt-get autoremove qgis
...
- 3,444
10
votes
No SAGA available in QGIS Processing
I had faced a similar issue but resolved it with saga install. You need to install proper version of SAGA. I installed saga via apt install. SAGA version in Ubuntu 18.04.3 repository work very well ...
- 349
9
votes
How to create svg symbols that have modifiable fill color, stroke color and stroke width?
It seems worth providing a simple answer about the basics of SVGs to go alongside the details provided here about specifics around software...
An SVG file is just a text file. The file ending will be ...
- 2,960
9
votes
Installing latest QGIS version on Ubuntu?
The Ubuntu and UbuntuGIS repositories really do lag very far behind the latest release of QGIS, so the best thing is to download directly from qgis.org.
Here is perhaps the simplest way to do this, ...
- 1,363
9
votes
I have not found shp2pgsql in postgis installation
When installing postgis on Linux, be sure to install the client also, as postgis on its own will not install the shp2pgsql executable.
yum install postgis2_94
yum install postgis2_94-utils
yum ...
9
votes
Repairing broken GDAL and PROJ.4 on Ubuntu?
Try:
sudo apt-get install libproj-dev
It solved the same error for me when using gdal_translate for extracting bands from an hdf image.
- 91
9
votes
Accepted
Cannot run Grass algorithms in QGIS 2.18 on Ubuntu 16.04
I get the same error with the Ubuntugis version of QGIS and GRASS version 7.2.0.
It seems that 7.2 is not yet correctly adopted in processing. There is already a ticket for it: https://hub.qgis.org/...
- 76.3k
9
votes
Error adding qgis.org repository public key to apt keyring
After you have verified the fingerprint you forgot to add the key to apt with:
gpg --export --armor 51F523511C7028C3 | sudo apt-key add -
Read the QGIS documentation. All the instructions are:
...
- 191
9
votes
Accepted
Install a Python package on QGIS
For installing python packages for your Ubuntu QGIS-3, you don't need to launch Python Console. First, in bash console:
sudo su
[sudo] password for user:
apt-get install python3-pip
pip3 install ...
- 29.4k
8
votes
Accepted
IDE (PyCharm) settings for developing with Processing in Linux (Ubuntu)
I’ve found the solution of my main question with help of
this answer.
If you need to add some external library, first of all check where it is placed (if it is possible of course). I opened Python ...
- 119
8
votes
Accepted
Unable to install ‘sf’ R package on Ubuntu 16.04 LTS
This worked for me. Using
sudo aptitude install libgdal-dev
and then
devtools::install_github("r-spatial/sf")
- 293
7
votes
Upgrading from Qgis 2.4 to 2.12 on Ubuntu 15.04
The Ubuntugis unstable ppa does not offer new versions of QGIS anymore.
So you have to add qgis.org to your repositories to get the newest versions.
See https://www.qgis.org/en/site/forusers/...
- 76.3k
7
votes
The connection was reset deploying geoserver.war in ubuntu
The real cause of the issue is the max-file-size limit in WEB-INF/web.xml. It is set for 50MB while the geoserver.war (version 2.9.0) is over 65MB.
Open the file below for tomcat7:
sudo nano /usr/...
- 233
7
votes
Accepted
QGIS ImportError: No module named 'PyQt5.QtSvg'
You're missing the python3-pyqt5.qtsvg dependency. Install that and retry.
- 27.3k
7
votes
Adding group in Legend in QGIS Map composer?
You can just drag and drop your layers into groups, than just refresh legend item by clicking itnto print composer canvas or any map item.
- 6,765
7
votes
Accepted
How to install QGIS-3 (2.99) on Ubuntu 17.10?
This is what worked for me for qgis3 (2.99):
Add following to /etc/apt/sources.list and remove previous qgis entries
deb http://qgis.org/debian-nightly artful main
deb-src http://qgis.org/debian-...
- 11k
7
votes
Can't install QGIS 3.x on Ubuntu 18.04
It seems that I used a wrong string to indicate the repo's address. The correct strings for /etc/apt/sources.list are:
deb https://qgis.org/ubuntugis/ bionic main
deb-src https://qgis.org/ubuntugis/ ...
7
votes
Ubuntu 20.04 with QGIS 3.14 (pi) SAGA is missing
In order to solve the problem I had to:
Verify if SAGA is actually installed in the system with:
saga_cmd
It said SAGA was not installed.
Install SAGA with:
sudo apt-get install saga
Check it's ...
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Only top scored, non community-wiki answers of a minimum length are eligible