All Questions
146 questions
0
votes
1
answer
90
views
Trouble getting SAGA to work in QGIS 3.4 for Mac
I have been trying to get the SAGA toolbox to work in QGIS 3.4 but it does not show up. I have downloaded the SAGA Next Gen plugin for QGIS, and I have also downloaded SAGA from SourceForge and set ...
- 345
6
votes
1
answer
96
views
Chaging default path for saving output layouts in QGIS
We work on a large number of projects and the file structure is normally the same so repeatedly browsing for the right location to save plans has issues. I would like to be able to change the default ...
- 2,002
0
votes
0
answers
56
views
ArcGIS Pro loads raster with spaces in file path on C: drive, but not other drives
I recently moved my GIS folder from my C: drive to a second storage drive (E:), and am having trouble loading rasters. I narrowed the issue to spaces in the file path - but I can't figure out why this ...
- 21
4
votes
1
answer
311
views
"Could not load source layer for INPUT" error when reprojecting flt-file with PyQGIS
The data I have are ESRI Floating Point Data (so they are a raster type). The path I provided is a fake path, so that I don't show my real system paths.
I know that my code works with vector data, as ...
- 1,853
1
vote
2
answers
223
views
Referenced ArcGIS Pro 3.1 toolbox renamed and empty toolbox created in its place
GIS program manager here. I am experiencing a serious problem. It occurs when starting new projects in ArcGIS Pro from a template which includes our "program toolbox" (aka Default.tbx) ...
- 21
5
votes
1
answer
2k
views
Create dynamic filename, based on attribute value, for output of QGIS model
Basic idea
Every user running a model selects a folder where the output of the model, a raster, should be stored as a file. The filename should be created automatically, based on an attribute value (...
- 75k
5
votes
2
answers
902
views
Batch replacing of layer file paths in QGIS
I reorganized my shapefiles folders. Now the layer file paths are broken.
I have tried the solutions shown in the QGIS User guide (chapter 6.2), but:
I don't want to process my layers individually ...
- 67
0
votes
2
answers
376
views
Remove partial string (folder) from File path with Python
The documentation for ArcGIS Pro for updateConnectionProperties https://pro.arcgis.com/en/pro-app/2.8/arcpy/mapping/updatingandfixingdatasources.htm#ESRI_SECTION1_18159CA0096044608B406CA068794E30 has ...
- 450
2
votes
1
answer
430
views
ArcGIS Pro will not update datasource path change
I have many layers in a aprx file that need to have the path updated. I need to remove part of the string "UTARC." from the datasource path.
Through Catalag View on ArcGIS Pro, when I type ...
- 31
2
votes
1
answer
1k
views
Repairing multiple broken layer file paths in QGIS
I have moved all my QGIS layer files from C:// drive to One Drive, and I would like to re-map the old filepaths to the new drive.
I know I can open the QGIS file as a text file and run a find and ...
- 25
2
votes
2
answers
206
views
Getting the file path of layer based on layer name using PyQGIS [closed]
So this is my folder:
It contains GeoPackages with the format yyyymmdd_progress.gpkg
I want to take the latest GeoPackage based on the latest GeoPackage created and stored in the folder, then use it ...
- 163
0
votes
1
answer
917
views
Give a path of Google Drive to which Google Earth Engine should export the file to
My question is similar to this one, with the only difference that:
the question in the link above is 3 years old
I have one main Folder, inside that folder, I have 11 subfolders, and inside each of ...
- 1,167
5
votes
3
answers
2k
views
Save processing modeler output layers to project folder/relative path?
I am building an algorithm in the processing modeler which takes a csv file as input and creates a number of vector layers as output. I would like to automatically save these layers in the same folder ...
- 101
4
votes
1
answer
405
views
Setting relative path for PDF linking to shapefile in QGIS
I am trying to link a PDF for a shapefile, but I'm unable to set a relative path. How can I set a relative path in QGIS? I am only able to open the PDF in my PC, whereas when share this file to others,...
2
votes
1
answer
231
views
How to set save location to 'CURRENT' GDB in ArcGIS Pro Tasks
I'm new to authoring tasks, and now that I'm attempting to use my task in a second project, the saves are being directed to the GDB I was in when I created the Task.
How can I dynamically assign save ...
- 453
0
votes
1
answer
88
views
Extracting points on linestring based on time since from startpoint (sf)
I have a series of nodes connected by paths currently imported in sf. Each node has a date-time associated with it. For example:
library(sf)
library(ggplot2)
path <- st_as_sf(data.frame(X = c(145,...
- 15
2
votes
2
answers
666
views
In QGIS/QField, how to maintain photo attachments in a sister directory to a project? (Or, possibly, why this is a Bad Idea)
In order to not have to copy all the photos for my project every time I synchronise (which is beginning to take a significant amount of time), I would like to keep them in a separate folder, perhaps ...
- 165
3
votes
1
answer
4k
views
QGIS 3.16.16 and Sharepoint
My company is transferring to using Sharepoint. Currently we are using a driver system.
We think we might run into the problem that paths to sources we use will be linked to our personal account of ...
- 157
0
votes
2
answers
1k
views
Opening .aprx files to edit file paths using ArcGIS Pro
Two times a year a positional check of railway assets is performed in ArcGIS Pro for 21 different areas by receiving updated data. Every half a year in each area new data is automatically prepared in ...
- 900
4
votes
0
answers
194
views
Using an input string in a file path for a input vector layer in QGIS model
I am building a QGIS model to perform field calculations on a large number of .shp files containing environmental information of different waterbodies. This model should be global for the different ...
- 41
-2
votes
1
answer
836
views
Load layer from SharePoint (or online office server) with https://... URL
I'm trying to import a .csv layer from a SharePoint folder without using the local path (for ex: C:*Users*\UserName\Folder1\filename) but using the online path (https://.../filename).
I need this ...
0
votes
0
answers
102
views
Change path for QgsAction icon in PyQGIS
I added a QgsAction in my layer style, but when I share this style to other users, the path to the icon is written in absolute. I watched QgsAction doc (here) and it doesn't seem to be a setIconPath(),...
- 1,313
1
vote
0
answers
105
views
SAGA cannot load any grids
Whenever I try to use a SAGA processing tool in QGIS which requires loading a file, it fails to load the files. The log message says:
Loading grid: [PATH] failed.
The tools I've attempted to use ...
- 11
1
vote
2
answers
487
views
Verify feature class path in file geodatabase using GDAL with Python
Suppose I have a geodatabase in C:/MyDir/MyGDB.gdb. I am working outside of the Esri/ArcPy environment, primarily using gdal and os libraries. I want to retrieve and verify the file path of a feature ...
- 1,935
2
votes
0
answers
1k
views
Relative Path Links/Hyperlinks in ArcGIS Pro
Has anyone figured out how to use hyperlinks/relative links in ArcGIS Pro? This is what my links look like in ArcMap. The hyperlink lightning bolts are there.
Here is what it looks like in ArcGISPro:
...
- 21
4
votes
1
answer
577
views
Changing QGIS system SVG path with PyQGIS
I am trying to change the SVG path with Python but I couldn't find any document which explains how to do this. This is what I want to do. I Added SVG symbols to my plugin in a specific folder. When ...
- 724
1
vote
0
answers
44
views
sen2r file path error (UPDATED)
UPDATE: I think I've solved the problem. I created a bogus temp folder for my nonexistent L1C images
l1c_safe<-tempfile(pattern = "safe_")
and passed this to the path_l1c= argument. I ...
- 11
4
votes
2
answers
702
views
Passing variable to URI filepath
I want to load CSV file to QGIS. It works if I use the strings below:
uri ="file:///C:/Users/User/Desktop/Alex working/Tracks//Track.csv?delimiter={}&crs=epsg:25831&xField={}&yField={}...
- 41
2
votes
2
answers
934
views
Adding multiple layers from file list or command line in QGIS
Is there a way to add multiple layers to QGIS at once from a list of paths?
I have about 150 rasters to investigate that intersect an area of interest. Their full path is collected in a text file, one ...
- 28.3k
1
vote
2
answers
594
views
QGIS points disappear after changing CSV file location, changing data source doesn't help
I moved my database and shape files, and wanted to relink them to my QGIS project. The shape file worked fine, but the CSV file wasn't reloading properly no matter what I tried. I could see the fields ...
- 113
3
votes
0
answers
232
views
Unavailable layer saved on computer as .txt file in my all projects (.qgz)
I have a problem with all my saved .qgz projects. I always worked with layers in projects only as .txt files, not saving them as shapefile, because I can make changes in .txt files (eg. add more ...
0
votes
1
answer
503
views
Reading multiple rasters in folder
the rasters in that folder has dates in the naming (for eg. T43RGP_20220330T052639_NDVI) and I want the code to read the rasters one by one in the increasing order of the date.
Help me complete this ...
- 51
7
votes
3
answers
9k
views
Remapping layers in QGIS project to other folders?
I created a QGIS project containing several layers which are on my PC. I saved the project to my local drive and then I saved it to the network and copied all the relevent project layers into a folder ...
- 487
7
votes
1
answer
456
views
Cannot select input layers for the "Polygonize" tool in QGIS
I am trying to convert a raster layer to a polygon layer using QGIS 3.16. 2. When I open the polygonize tool, the program does not allow me to select any existing raster layers from the 'Input layer' ...
- 195
2
votes
1
answer
444
views
User database storage location (filename / path) in QGIS/Windows
I am using QGIS 3.16 and Windows 10.
I have some custom CRS (cCRS). Now, I'd like to work on my QGIS Projects at another PC and want to move my cCRS there.
According to the QGIS manual the cCRS are ...
- 507
18
votes
4
answers
30k
views
Saving project with data source path as relative in QGIS?
Is there an option in QGIS to save the project with the data source being a relative path?
I don't see the option here. QGIS Wroclaw1.7.3
- 3,409
2
votes
0
answers
350
views
Use relative path in VRT with VSIZIP
I'm trying to load a GPKG file into QGIS by a VRT file. The vector is inside a ZIP. So I'm using the vsizip. I would like to use just relative paths. But when I try to load it, the new layer comes ...
- 423
8
votes
1
answer
6k
views
Open .qgz files to edit file paths
I have hundreds of QGIS projects that have been built over years and many different QGIS versions. Now I need to move them to another server and I want to be able to edit the project files to show the ...
- 1,225
19
votes
2
answers
3k
views
Concatenating export path in Google Earth Engine
My goal is to store different exports from Earth Engine projects in separate subfolders of a main GEE_export folder on my Google Drive. I'm using Export.image.toDrive:
Export.image.toDrive({
...
- 3,593
2
votes
0
answers
159
views
Assign absolute path to single layer in QGIS
Under Project Properties, I set path savings to 'relative', as the project is used by different people and moved between network drives. Shapefiles that move with the project are correctly located in ...
- 55
-1
votes
1
answer
964
views
Getting path of file saved in memory or as temp file using PyQGIS
Whenever I do something like buffer in QGIS with Vector >> Geoprocessing Tools >> Buffer... the source output I get for my temporary file looks like this:
That works fine if I'm doing ...
- 511
1
vote
1
answer
58
views
FME linux path - cannot locate VRT
I am trying to transfer an FMW (FME workspace) script, using FME workbench 2020.2, from windows to linux (Redhat).
In the FMW-script there are several published parameters. Among them there are 2 ...
- 11
0
votes
1
answer
872
views
PyQGIS in standalone scripts on Mac, import error
Following the PyQGIS Developer Cookbook to use PyQGIS in standalone scripts. Fixed the initial errors by setting the PYTHONPATH and DYLD_PYTHON_PATH to the appropriate folders but am now faced with ...
- 307
2
votes
1
answer
666
views
Selecting file in Plugin
I want the toolbox to prompt out a file select window so that user can select the file and get the path to be used in my Plugin.
Where do I start to code since I just have:
def run(self):
"&...
- 137
1
vote
1
answer
125
views
GDAL Clip raster by mask layer can't see files on external drive
So I am using GDAL Clip raster by mask area. I tried clipping a temporary raster to mask area and started getting errors that an error had occurred creating the output file. It seems that the issue ...
- 313
1
vote
1
answer
677
views
Why do I keep having to restore layer path names in QGIS?
Quite often I am having to restore the layer path names for many of my QGIS projects. The projects and the relevant shapefiles are all stored in a shared network that allows my colleagues to use and ...
0
votes
1
answer
104
views
Filling out field with matching between existing field value and file name in QGIS
I need to fill out new fields using "Field Calculator" in QGIS.
What do I need to load in those fields?
URL's containing the path to a image file (we can use the statement 'base_file_name'). ...
- 300
3
votes
1
answer
2k
views
QGIS 3.4 Couldn't load SIP module. Python support will be disabled on Windows 10
I upgraded from QGIS 3.2 to 3.4 and bad things happened. On start-up I get the error.
Couldn't load SIP module.
Python support will be disabled.
Traceback (most recent call last):
File ""...
- 1,016
4
votes
1
answer
804
views
Change layer path using PyQGIS
I have a QGIS Project with many raster layers. I need to change/repair all paths since I moved the original data to Another disk.
layer = iface.activeLayer()
old_path = r'D:/Somefolder_QGIS_200317'
...
- 77.9k
1
vote
2
answers
7k
views
Python error handling opening a shapefile with fiona
I've written a python script where I read a bunch of files trying to catch various errors (FileNotFound, Import), for example
try:
df = pd.read_excel(os.path.join(path_to_data, fname_data))
except ...
- 133