Questions tagged [ubuntu]

Ubuntu is a computer operating system based on the Debian Linux distribution and distributed as free and open source software, using its own desktop environment.

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68 views

Trying to upgrade QGIS 3.16 -> 3.22 on Ubuntu 18.04 led to unmet dependencies + gpg key signature unchecked du to a missing key

I messed up my QGIS install by trying to update to 3.22 on Ubuntu 18.04.6 LTS (5.4.0-90-generic x86_64 GNU/Linux). Now QGIS 3.16 is gone (it was the one installed). And 3.22 is not installable due to ...
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0answers
192 views

QGIS: No transform available error

I installed QGIS 3.16 on Ubuntu-20.04. Details on 'About QGIS': QGIS version 3.16.12-Hannover QGIS code revision be6cb030ac Compiled against Qt 5.12.8 Running against Qt 5.12.8 Compiled against ...
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0answers
41 views

Connecting to Oracle Spatial from QGIS on Ubuntu

I have Ubuntu 20.04 and the QGIS from the Ubuntu repo is 3.10.4. The QGIS does not have any Oracle datasource available, despite of https://docs.qgis.org/3.10/en/docs/user_manual/managing_data_source/...
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1answer
29 views

Very Slow OSM Tile Rendering

I have built my own OSM server of North America using switch2osm's Ubuntu 20.04 guide and all went well. Except when it comes to rendering tiles...or pre-rendering. Here is the most recent completed ...
2
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1answer
82 views

No update of QGIS (3.10) possible on Ubuntu 18.04 - broken packages

I tried to update QGIS 3.10 to a newer version on Ubuntu 18.04 (bionic) but it fails every time due to brocken packages probably. I've already followed instructions on https://qgis.org/it/site/...
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0answers
47 views

PyQGIS not working with PyCharm on Windows, only Ubuntu

I can't make PyCharm work with PyQGIS on Windows. On Ubuntu I did the following to make it work: Installed QGIS Installed PyCharm New project with existing interpreter System Interpreter --> usr/...
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0answers
29 views

Add-ons not found anymore in GRASS 7.8 installation

I use GRASS GIS 7.8 on Ubuntu 18.04 Bionic Beaver. Last time I used GRASS, I was able to use add-ons, such as r.stream.snap and r.accumulate. But now when I start GRASS, I get a series of errors in ...
1
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1answer
38 views

Installing extra Python packages in QGIS with Ubuntu

In the Windows version of QGIS 3+, there is a relatively simple procedure to install more Python packages that will then be accessible from the QGIS Python console. It all starts with the OSGEO4W ...
2
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1answer
76 views

Custom datum transformation in bash or Python

I need to transform a shapefile from Deir ez Zor / Levant Stereographic (EPSG:22780) to UTM 36N using 7-parameters Helmet transformation on Ubuntu bash script or Python script. In ArcGIS, I can ...
0
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1answer
27 views

vDatum returns error at Linux command line - fails to accept parameters with GUI

I am trying convert a GeoTiff using VDatum at the Linux command line. My data reference the Washington State Plane South CRS with z values referencing EGM96. I would like to convert these z values to ...
2
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1answer
119 views

What version of SAGA is supported by QGIS 3.18 on Ubuntu 20.04.2, and how do I install it?

I have been using QGIS on Windows 10, but now have installed Ubuntu (20.04.2) on a high spec laptop and want to use QGIS on that instead. I installed QGIS 3.18; SAGA was not installed with it. sudo ...
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0answers
50 views

Failed DEM via Natural Neighbor, QGIS 3.16-6 Hannover

Reading How to Create DEM and Elevation Profile in QGIS, I can't generate DEM from vertices layer using Natural neighbour with height whatever the cell size and parameters. I'm using Ubuntu 20.04, ...
3
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2answers
130 views

Installing previous versions of QGIS on Ubuntu

I have been doing some work with QGIS 3.12 Bucaresti. For some reason I had to reboot the computer so I installed QGIS again. However, the official QGIS repository is now installing a newer version (...
2
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1answer
95 views

How to find the mean of a given variable in NetCDF regardless of latitude and longitude?

I have extracted temperature t2m data from a NetCDF file for certain regions, and now I would like to find the overall mean temperature per timestamp for the given regions. The dimension of the NetCDF ...
2
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2answers
792 views

Installing QGIS LTR instead of latest version on Ubuntu

Due to major bugs on QGIS 3.18 I am forced to install the LTR version. But the official instructions here (https://www.qgis.org/de/site/forusers/alldownloads.html) do only explain how to install the ...
0
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1answer
122 views

Accessing the config.json in tileserver-gl-light from Ubuntu 20.04 server via command line

I am trying to access the config.json file for Tileserver-gl-light from a command line on an Ubuntu 20.04 Server. I am new to this operating system and just cannot seem to find the file. From my ...
4
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1answer
1k views

PostGIS: type "raster" does not exist

I'm new to PostgreSQL and PostGIS. I'm adding a raster to a newly created PostGIS schema and table with the raster2pgsql command: sudo raster2pgsql -I -C -s 3577 -t 50x60 /path/to/raster.tif schema....
2
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1answer
82 views

Install QGIS Dev on Ubuntu or WSL

I am using WSL (Ubuntu 18.04) on win 10 trying to install QGIS Dev. I tried following the instructions here but got back the following message. Reading package lists... Done Building dependency tree ...
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0answers
81 views

installing MAPNIK problems

I'm trying to install MAPNIK in ubuntu 16.04. I downloaded the files from here: https://github.com/mapnik/mapnik, and follow the instructions from here: https://github.com/mapnik/mapnik/blob/master/...
1
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1answer
520 views

Failed to install Potree on Ubuntu 20.04.1 LTS

I am trying to install Potree on my computer and I am stuck. I am following these instructions: $ sudo apt-get install python-software-properties git $ sudo apt-get install build-essential cmake g++ $ ...
5
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1answer
403 views

"The following packages have unmet dependencies" error when installing the latest QGIS on Ubuntu 18.04 LTS

I am trying to install the latest version of QGIS 3 from the official website, on my PC running Ubuntu 18.04.5 LTS. So, I am applying the commands step-by-step: ✅ Step 1. taras@dellpc:~$ sudo apt ...
0
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2answers
460 views

Executing QGIS tools in Python from Linux Shell [duplicate]

I would like to execute a Python script which uses QGIS Processing tools. On Ubuntu 20.x I installed qgis, qgis-common, python3-qgis and python3-qgis-common. My objective is to execute the tool Exploe ...
4
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1answer
369 views

Installing QGIS Server - qgis_mapserv.fcgi returns error

I am installing QGIS Server on Ubuntu 20.04 (focal) Docs indicate one should run usr/lib/cgi-bin/qgis_mapserv.fcgi and expect: QFSFileEngine::open: No file name specified Warning 1: Unable to find ...
0
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1answer
1k views

Installing GDAL/ogr2ogr in Ubuntu 18.04 returning Unmet dependency erorr

I am trying to install GDAL in Ubuntu 18.04 with the following commands sudo add-apt-repository -y ppa:ubuntugis/ppa sudo apt update sudo apt install gdal-bin python-gdal python3-gdal But it ...
2
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0answers
182 views

Deleting and reinstalling QGIS [duplicate]

I have a problem with QGIS as here Previous question. I think QGIS Temporal is corrupted and the only way to correct is to uninstall and reinstall QGIS (QGIS 3.16.1 Ubuntu 20.04). However if I try ...
0
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1answer
360 views

Broken QGIS installation on Ubuntu

After encountering the reported bug in 3.16 + Qt 5.9.5 (https://github.com/qgis/QGIS/issues/39693), I tried to remove and reinstall and got the broken dependencies below. user@dell: sudo apt install ...
0
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1answer
47 views

'no release file' error when installing ubuntugis

I'm trying to install ubuntugis-unstable on Ubuntu 20.04.1 but get an no release file error. I've used: sudo add-apt-repository ppa:ubuntugis/ppa sudo apt-get update
1
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1answer
71 views

Troubles translating own OSM server tile to English (ubuntu 18.04)

I have created a OSM tile server using the https://switch2osm.github.io/ tutorial for ubuntu 18.04 with great success but no matter what I cannot display the map labels in English only, I have tried ...
1
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1answer
28 views

Data from REST service shows symbology for items not on my map

I am using QGIS 3.4 to display eelgrass data from this website: https://geo.wa.gov/datasets/8ef27802b6cf4b61b814c80dd91d6e9e. To get the specific layer I need I use this link to connect to an ArcGIS ...
1
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0answers
31 views

QGIS compilation using Ninja

I am compiling QGIS in Ubuntu 20 with Ninja. Compilation build succesful. Now I have made some changes in UI file and .cpp file and want to recompile again like we do in Visual Studio. How to do this?
0
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1answer
164 views

GeoNetwork installation with Tomcat9 on Ubuntu Server 20.04

I am trying to install GeoNetwork WAR file on Tomcat 9. I have placed the file in webapps folder. It failed to start with error log as below. I have tried with Java version 8 and 11, got same error ...
6
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3answers
15k views

Installing GDAL on Ubuntu 20.04 - unmet dependencies

I'm trying to install GDAL on my Ubuntu 20.04 with the following commands: sudo add-apt-repository ppa:ubuntugis/ppa && sudo apt-get update sudo apt-get update sudo apt-get install gdal-bin ...
0
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1answer
501 views

Unable to run freshly updated QGIS 3.14 on Ubuntu 18.04 using libprotobuf-lite version greater than 10

Context (see bottom EDIT for the fix, thanks to ThomasG77) After having run my daily updates using; apt update && apt upgrade, on Ubuntu 18.04 I've seen that QGIS 3.14 was newly shipped and ...
3
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1answer
1k views

Ubuntu 20.04 with QGIS 3.14 (pi) SAGA is missing

After updating to QGIS 3.14 in Ubuntu 20.04, SAGA is not available. The Log Panel (View->Panels->Log Messages) said SAGA didn't load. In the Processing Toolbox, the SAGA category is missing.
2
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1answer
188 views

Exporting layout to GeoPDF format using QGIS on Ubuntu 20.04

I'd like to export a layout in GeoPDF format using QGIS 3.12.3-București (1:3.12.3+32focal) installed on Ubuntu 20.04 Focal Fossa from https://qgis.org/ubuntu repository. QGIS is compiled and runs ...
1
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0answers
180 views

Can't access PostGIS data after Ubuntu update [duplicate]

Our PostGIS database is installed on Ubuntu. Recently I made an upgrade to Ubuntu 20.04. Now we can't access any PostGIS data. Example: postgres=# select * from default_line limit 10; ERROR: could ...
1
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1answer
1k views

Steps for installing new GDAL version for Python in Ubuntu 18.04

If I'm installing the GDAL stock version from Ubuntu 18.04 then the installed version is 2.2 and I need at least 3.0.4 to better handle Sentinel 2 data. Is there a way to update GDAL to version 3.1.0?...
4
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3answers
5k views

PostgreSQL-12.3 / PostGIS-3.0 - could not access file “$libdir/postgis-2.4”: No such file or directory

I am aware there are a few similar questions to this one, such as here and here. My problem is however a bit different. I've recently upgraded my Ubuntu to 20.04 and there only PostgreSQL 12.3 and ...
1
vote
1answer
352 views

Installing SAGA in QGIS 3.12 on Ubuntu 18.04.04

I have installed QGIS 3.12 through the Ubuntu Store and installed SAGA 7.3.0 through: sudo apt-get install saga I tried to install QGIS through apt-get, as instructed in the documentation of QGIS ...
0
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0answers
153 views

las2dem, command not found in terminal

I am trying to use the command las2dem in terminal (Ubuntu) to create a DEM with various las files but I only want to conserve the points classified as Ground. I'm using this command: las2dem -i file....
0
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1answer
129 views

How to disable 'Use JAI ImageRead (deferred loading)' on an Image Mosaic layer?

I'm running GeoServer from the binary files on Ubuntu 19.10. I'm trying to optimise Image Mosaic layers for speedy display via WMS. To do this I would like to enable Multithreaded granule loading (...
0
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1answer
31 views

QGIS 3.10 on Ubuntu | Add Vector Layer

iface.addVectorLayer("vector_path","vector_name","ogr") This code does not rename the layer as "vector_name". This should not be happening, right? Is there a work around?
0
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0answers
767 views

GeoServer as background service fails (on Linux virtual machine)

I'm running GeoServer in Ubuntu on a virtual machine. My host machine is Windows 10 and I start the GeoServer with an ssh connection in powershell (command line). Now I want to use these Linux init ...
1
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0answers
404 views

R can't work with ecw while gdal/qgis does. Ubuntu 20.04 config

I'm an Ubuntu 20.04 user with all configured to use .ecw raster format. I can read these files in QGIS (3.10) and work with them without a problem. This is what I get in console: $ gdalinfo --...
2
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2answers
1k views

QGIS Server 3.10 LTR on Ubuntu 18.04 LTS not working

I have a virtual server which is running Ubuntu 18.04. I've installed the qgis repo for ubuntu-ltr and followed along the tutorial: https://docs.qgis.org/3.10/en/docs/training_manual/qgis_server/...
5
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2answers
717 views

Install a Python package on QGIS

I have QGIS installed in Ubuntu and I want to install a Python package. I simply cannot find the QGIS Python console. Where is it located?
1
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0answers
49 views

QGIS 3.4 Select by Location Returns Geometry Error - Processing Settings Ignored

I am using QGIS 3.4 on Ubuntu 18.04. I have a county wide city boundary polygon layer and a county wide building footprint polygon layer. I would like to select all the buildings that are within a ...
0
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2answers
127 views

GDAL without GPKG in Ubuntu 19.10

I'm using Ubuntu 19.10 and I've just installed QGIS 3.10 using this lines in console: #add lines sudo nano /etc/apt/sources.list deb https://qgis.org/ubuntu-ltr eoan main deb-src https://qgis.org/...
13
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1answer
5k views

Installing QGIS 3.12.x on Ubuntu focal 20.04 architecture mismatch

I am trying to install QGIS 3.12 Bucaresti on Ubuntu Focal Fossa following the steps here: [https://www.qgis.org/en/site/forusers/alldownloads.html#id20.][1] First, I have edited the sources.list ...
3
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0answers
155 views

Back to QGIS 3.10 from QGIS 3.12 in Ubuntu 19.10

I've followed this steps to install QGIS in linux. In the past, it worked fine to install QGIS 3.10, which I want. Now, this code install QGIS 3.12. What should I change to get 3.10?. # edit sources....

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