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Questions tagged [error]

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2answers
97 views

Error when using vector field parameter in field calculator with graphical modeler in QGIS 3

When trying to divide a vector field parameter with an output calculated during the model process I get a No root node, parsing failed! error at the point in which the field calculator in the model ...
0
votes
0answers
145 views

ArcGIS Pro connection to PostgreSQL Database

I am connecting a PostgreSQL database to ArcGIS Pro and it connects but when I attempt to open the attribute table I receive a "Shape Integrity Error" and cannot view it. I am able to view the ...
1
vote
1answer
28 views

inf/-inf introduced when opening nc files with raster?

I am currently working with .nc files and have been struggling - I followed several tutorials and looked into the questions & answers here, but there remains one problem: I can open and use (/...
1
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0answers
191 views

Vector Rasterize Error

I am running QGIS 3.4.4 With GRASS 7.4.4 and I get an error while rasterizing a vector layer and I don't know why. The same error pops up while using GDAL->Rasterize(vector to raster) and while using ...
3
votes
1answer
67 views

Watershed a catalog RasterStack in place of RasterLayer in lidR?

I want to use watershed with lidR package on a catalog. I paste this command: rep <- "/home/lasfiles" new_ctg <- catalog(rep) lidR:::catalog_laxindex(new_ctg) opt_output_files(new_ctg) <- ...
2
votes
1answer
345 views

ImportError: No module named qgis.core on Windows 10

I am trying to execute the following code on my Windows 10 with QGIS 2.18.20. from qgis.core import * from qgis.utils import * import os, sys QgsApplication.setPrefixPath("C:/Program Files/QGIS 2.18/...
0
votes
0answers
63 views

QGIS 3.4 startup error: Could not load plugin 'svir'

I use QGIS 3.4 on Mojave, and when after updating to 3.4.4 I began to get an error when starting the program. I am not a programmer and I do not know how to use python or how QGIS and python connect. ...
1
vote
0answers
25 views

Specific QGIS file will not open and “QGIS quit unexpectedly” screen pops up

This problem has occurred for me several times for different files and I can't figure out what the cause is. I will be working on a QGIS file for several weeks and then all of a sudden one day I can ...
1
vote
1answer
8 views

No visable Difference between two Lists for Visualisation via Palette creating an Error

I want to Visualize a Landcover Classification I have different success with seemingly identical Lists. List 1: Pallette Parameters inside the Code like: var landcoverPalette1 = [ 'E6004D', //...
0
votes
1answer
199 views

Unable to perform SAGA point snapping to line on Win and Mac

I have been trying to snap points from a shapefile to a line feature from another shapefile. However, each time I do this, I get the following error(s) (depending upon the OS used): (For OSX El ...
1
vote
0answers
64 views

QGIS GDAL driver error

I'm unable to complete processing in the Processing Modeler due to the following GDAL Error: 2019-01-21T10:47:12 CRITICAL Could not create raster output E:\QGIS\QGIS_Projects\GDALTEST: GDAL ...
1
vote
1answer
84 views

File not found error using Contour in QGIS 3.4

CSV file load failure in "Contour" procedure, even though the same file will load and display from Layers>Add Layer>. This has not previously been true. The problem could be related to the use of ...
0
votes
0answers
180 views

Lines to polygons error in QGIS

I was using lines to polygons tool and I encountered the following error: "One or more line ignored due to geometry not having a minimum of three vertices." I'm really confused because it worked ...
2
votes
1answer
343 views

Selecting Landsat bands to download from Google Earth Engine?

I am trying to download a specific Landsat scene (since the USGS EROS site is down from the government shutdown) using the imageToCOGeoTiff task to save to my Google Drive. I am using the USGS Landsat ...
3
votes
2answers
1k views

MMQGIS Geocode is failing in QGIS 3

I am facing troubles geocoding the CSV file in QGIS 3 with MMQGIS (OpenStreetMap). Images below are showing my workflow and the problem that I am encountering. I am getting the following error: ...
3
votes
2answers
311 views

Error when clipping raster in QGIS: “'ascii' codec can't encode character”?

I have done it many times (clipping a raster with a polygon layer or by extension) but today I got an error for the first time and I don't know how to solve it. I am always using the same type of ...
1
vote
0answers
158 views

QGIS r.reclass batch processing error

I am reclassifying 43 rasters in Grass r.reclass function and am getting the following error: Processing algorithm 1/43… Algorithm r.reclass starting… Input parameters: {'GRASS_RASTER_FORMAT_META': ''...
-1
votes
1answer
53 views

Error while object-based classification

I have code doing the object-based classification. https://code.earthengine.google.com/7ab0276a205e9157c2681b8341db6ab4 However, I encounter this error Error generating chart: Image.reduceRegion: ...
0
votes
1answer
212 views

Map Coordinates have negative values

I have created a map in QGIS with 4 vector layers with the CRS of (EPSG:28356, GDA94 / MGA zone 56) The map is of the Robina area on the gold coast Australia. I have added map coordinates and the ...
2
votes
0answers
102 views

Voronoi polygons tool not working in QGIS

So I've been trying to build up some Voronoi diagram out of my point dataset but I can't seem to get it to work. When I try it on QGIS 3.4 I get the following error: Traceback (most recent call ...
1
vote
2answers
195 views

File header incorrectly reporting 0 point records in R?

I have a set of 10 LiDAR files that I'm attempting to retile and eventually use to create a Canopy Height model. I'm able to import them as a catalog, however when I go to retile my catalog, I get the ...
1
vote
1answer
88 views

Errors in QGIS (about clip, editing shape etc.) [closed]

1) A few days ago, I run "clip" tool on some shapefile. Green shapefile was obviously full of the area, but after clip process, some regions are lose their area... Why does this error occur? 2) I ...
3
votes
3answers
222 views

DEM of difference - estimate the error - simple method

I have two DEMs of the same area, measured at two different dates. Subtracting one from the other, I can create a DEM of difference (DoD) to find out about the volumetric change in m³. DEM 1 has a ...
0
votes
2answers
202 views

skimulator - Python error message on Windows 10 - load_entry_point

I am running python code called skimulator on Windows 10 to model Arctic ice drift and sea/wave velocities for a satellite mission in 2025. Its installed using Anaconda navigator with a python 3, ...
1
vote
1answer
37 views

Find Close Vertices in QGIS

I am trying to find digitizing errors in a line-layer. Obviously the snapping was not activated when the person who digitized created the lines. As far as I know QGIS cannot find undershoots, so I ...
0
votes
1answer
314 views

Error message, for “pip install /path/to/the/skimulator/directory” on Windows 10 Anaconda/python

I am trying to install skimulator on my windows 10 system. This is for simulating images of sea ice drift in the Arctic, for 2025 satellite mission. I have installed Anaconda/python and followed the ...
0
votes
1answer
199 views

LongestFlowpath error

I get this error every time I try to get the longest flowpath. It says that the spatial reference is not set for the input(s), yet all layers in my table of contents are set in the same spatial ...
2
votes
1answer
79 views

Why a laz file warns: 'return number' greater than 'number of returns' in R?

Reading a laz file with the lidR package in R I have the following warning. What does it means? las = readLAS("chmp15.laz", filter = "-drop_z_below 0") #> Warning message: #> Invalid data: 8895 ...
5
votes
0answers
119 views

Shp2pgsql encoding issue / error. Special latin /utf characters (áéíóú) are wrong

I am not able to load accented vowels coming from a Shapefile, to a PostGis geodatabase. This is my information: Operative System: Windows 10. PostgreSql Database: postgresql-10.5-2-windows-x64.exe. ...
1
vote
0answers
144 views

Error on simple standalone script

I want to develop a PyQGIS standalone script only using Ubuntu terminal, so to start I use: from qgis.core import * QgsApplication.setPrefixPath("/path/to/qgis/installation", True) qgs = ...
1
vote
1answer
24 views

Geodata farm plugin error

When i try to start GeoDataFarm Plugin in QGIS i get this error : "2018-11-26T08:32:18 WARNING Traceback (most recent call last): File "C:/Users/robert.banjad/AppData/Roaming/...
0
votes
1answer
692 views

CORS ERROR with own WMS GeoServer layers

I am building a weather application. For this I want to use OpenLayers as the base for my application and then I want to be able to add my own made layers from PostGIS with GeoServer to this ...
4
votes
1answer
302 views

Google Earth Engine - error when exporting table

I'm trying to export a frequency histogram table of a classified image for a region. function country (image) {var c = image.reduceRegion({ geometry: image.geometry(), reducer: ee.Reducer....
1
vote
0answers
147 views

QGIS error while importing .shp file, missing geometry (gdal issue)

In Manjaro Linux (Antergos as well and so I suppose vanilla Arch), with QGIS 3.2 + gdal from official repository, and QGIS 3.4 + gdal-ecw from archgeotux repository, when I try to add a .shp the ...
3
votes
1answer
128 views

Can't open Qt Designer with qgis-designer.bat

I'm trying to open Qt Designer using the qgis-designer.bat file, but I'm receiving the following error message Windows cannot find 'designer.exe'. Make sure you've typed the name correctly, then ...
1
vote
0answers
56 views

SAGA_CMD.exe Bad image

In QGIS 3.0, 3.2 and now 3.4 I get the following error message saga_cmd.exe bad image C:\windows\system32\vcomp140.DLL is not designed to run on Windows or contains an error. I didn't have the ...
5
votes
1answer
720 views

Error using grass v.clean: “ 'utf-8' codec can't decode byte… ”

I try running the v.clean tool using QGIS 3.4. As input I use a vector line layer (I checked the validity and everything is fine), but running the algorithm I get the following error: Traceback (most ...
1
vote
2answers
57 views

Checking for already done process for clipping features using ArcPy?

I have Python code for clipping Features in a File GDB which is basically correct and works nicely. However, I have a big File GDB in which there are a lot of featuredatsets including many Features. ...
4
votes
0answers
448 views

QGIS 3.4.1 Extensions Repository not available

In my QGIS 3.4.1 installation (Windows 10) the extensions repository says "unavailable", like in this older post: Why I can't install plugins?. I already added the repository with "HTTP" instead of "...
0
votes
1answer
255 views

AttributeError: 'QgsVectorLayer' object has no attribute 'setCacheImage'

When I call the following (using QGIS 3.0.2): self.layerCatalog = QgsCore.QgsVectorLayer( "MultiPolygon?%s" % s_fields, nameLayer, "memory") if self.iface.mapCanvas().isCachingEnabled(): ...
1
vote
1answer
271 views

Error when trying to publish map on QGIS Cloud

So when I try to publish a map with plugin " QGIS Cloud " I get this error which you can see on picture down below, anyone have solutions how to fix it? P.S. I am using QGIS 3.4 UPDATE After trying ...
2
votes
1answer
76 views

error of OpenLayers plugin in QGIS

After the opening of Google Satellite through the OpenLayers plugin in QGIS, it shows the error "For Development process only" How to resolve this issue?
1
vote
1answer
353 views

Installation error - PostGIS on Ubuntu 18 [duplicate]

I have installed PostgreSQL 11 on Ubuntu 18 and while creating PostGIS extension it gives this error. could not load library "/usr/lib/postgresql/11/lib/postgis-2.5.so": /usr/lib/postgresql/11/...
0
votes
1answer
606 views

Getting qgis-ltr-bin.exe - System Error? [closed]

I have installed QGIS 2.8 but when I double click on QGIS desktop it shows an error qgis-ltr-bin.exe - System Error The program can't start because api-ms-win-crt-runtime-l1-1-0.dll is ...
1
vote
0answers
304 views

qgis-bin.exe - Entry Point Not Found

I'm trying to convert a .gdb to .shp and I understand this is possible with 3.4. I didn't have any luck with 2.18. I'm aware this question has come up previously but I have tried the other solutions ...
2
votes
1answer
711 views

QGIS Field Calculator Error for String values

I am attempting to re-code some text data in the attribute table using the QGIS Field Calculator tool, but I keep getting an annoying error message: "An Error occured while evaluating the calculation ...
1
vote
1answer
221 views

PolygonToCenterline: AttributeError: 'module' object has no attribute 'topographic'

I want to create a centerline from a river polygon using PolygonToCenterline. It works when I use the tool in ArcGIS, but when I run it from the script I get the following error: AttributeError: '...
0
votes
0answers
162 views

Issue with installing libraries for HotSpot Analysis with QGIS 3.4.

I am looking to use the Hotspot Analysis Plugin in QGIS 3.4. I have QGIS 3.4 installed and understand that in order for the plugin to work some dependencies are needed which can be installed through ...
3
votes
0answers
208 views

Grass algorithm r.neighbors doesn't work in Qgis 3.4. How can I solve this? [duplicate]

When I try to run the algorithm it gives me this error: Traceback (most recent call last): File "C:/OSGEO4~1/apps/qgis/./python/plugins\processing\algs\grass7\Grass7Algorithm.py", line 411, in ...
1
vote
1answer
116 views

24412: Not valid because the interior of a polygon with rings (2) and (1) is not connected

I've got geography in sqlserver that is invalid. Running IsValidDetailed() I get the reason as 24412: Not valid because the interior of a polygon with rings (2) and (1) is not connected. But I don'...