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Questions tagged [loading]

In this context, loading is for questions related to issues with data in a service not showing in a timely fashion in some GIS client. It is not intended for questions on how to add data to a database, or for questions related to balancing load on a set of servers.

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QGIS: Flow Accumulation Tool not progressing past 100%

I'm trying to do run the flow accumulation tool on a map where I am trying to extract drainage from a DEM however it has been stuck at 100% for several hours. I have put details of the files I am ...
Kcoj's user avatar
  • 1
1 vote
1 answer
180 views

Determine loading state of base map layers in Leaflet?

What is the JavaScript command to know the loading state of the current layer? I'd like to know is the layer is loading, with 'true' or 'false', when the page loads or when I move the map. This ...
Vincent Dc's user avatar
1 vote
0 answers
129 views

QGIS Debugging/development tools

I am using the Debugging/Development Tools (panel) in QGIS (3.22.7) to figure out what is causing long load times, when opening a project. Most time is spent on the task Reading external settings (~64 ...
Olsen's user avatar
  • 11
0 votes
1 answer
97 views

How to remove loading when layer does not load by returning 0 feature

I have a layer in Openlayers, and I showed a load while the layer doesn't load. //show loading my_layer.on("precompose", function () { document.getElementById("my_loader")....
user12538529's user avatar
4 votes
0 answers
215 views

Reducing loading time of QGIS project

I have saved a couple of QGIS projects in a PostGIS DB, which is hosted in the cloud. The projects consist of different layers. When I open the QGIS projects, the loading time is very long. That is a ...
Enzo Baldini's user avatar
  • 2,347
1 vote
1 answer
65 views

Is progressive decoding of raster geodata possible?

When e.g. WMTS or COGs are visualized, only the image data in the viewport (certain zoom and extent) is loaded. This makes the rendering time quite fast. But e.g. with low internet connection unloaded ...
jens wiesehahn's user avatar
0 votes
0 answers
62 views

ArcPy comparing two databases and deleting and appending data from one to another

I currently am working on trying to ingest data from a client into our database. The schemas are almost the same so I want to compare feature class to feature class and want to delete and append the ...
Tommy Nardone's user avatar
3 votes
1 answer
58 views

Delimit the loading "zone" in a shapefile

I have to make several atlases of a large region in France. My study area is relatively small compared to the entire region. However, most of my layers are related to the entire region. As I intend to ...
caslumali's user avatar
3 votes
2 answers
915 views

Compressing large vector data in QGIS

I work on QGIS 3.10.3 and would like to know if it is possible to compress a large vector data (size: 66298KB). The GIS software is still loading every time I touch the mouse. Is it possible to ...
GIS Noh's user avatar
  • 321
1 vote
2 answers
445 views

Detecting start and end of WFS layer loading in OpenLayers?

I have a WFS layer that takes a while to load. I would like to show a 'load', while it loads, so it doesn't get the impression that nothing is happening. Any idea? var my_layer = new ol.layer....
user210138's user avatar
0 votes
0 answers
215 views

Can't load a previous project with QGIS 3.18.2 with versions 3.24.3. 3.20.0 3.22.0. No layers and just a white screen

With QGIS 3.18.2 I have created a map point cloud data with contours. I saved, Lakach_East_West_IntRas_Clip-3-24-32, and closed the project. A few months later, now using 3.24.3 I wanted to continue ...
MikeJolly's user avatar
0 votes
0 answers
647 views

Unsupported geometry type 'Unkown type' in Layer - Unable to load project in QGIS

This is a seemingly simple issue but I can't seem to fix it. When I load my project in QGIS, I get an error message that says: "Unsupported geometry type 'Unknown type' in Layer ''. When I click &...
Reinier's user avatar
  • 89
1 vote
0 answers
313 views

Why does the R expression "library(sf)" fails when run from another process?

I'm using sf and raster packages to manipulate maps. It works perfectly when I run it with Rscript command, and when I run it inside a .sh shell wrapper, too. But when I try to run the script from an ...
Mike Walker's user avatar
0 votes
0 answers
292 views

Executing algorithm fix geometries stuck at 92%

I want to fix the geometry of some shapefiles but the loading is stuck at 92 percent for over half an hour right now. The shapefile is quite small and had 2 invalid polygons and 11 valid polygons when ...
Rens's user avatar
  • 39
3 votes
0 answers
72 views

Why is loading qgs/qgz 2 x slower than loading qlr?

I have a Layer Definition file(.qlr) that takes 50sec to load. When I save it as a project(qgs/qgz) it takes over 2min to load the same data. Why does loading of qgs/qgz take longer than loading qlr? ...
Thomas's user avatar
  • 31
3 votes
1 answer
4k views

.on("load") event for layer groups in Leaflet

I have used Leaflet's ImageOverlay to load various image layers onto a Leaflet map div (L.map). The size of the layer files can vary greatly. So some layers load very quickly while others can take a ...
kykong's user avatar
  • 93
2 votes
0 answers
133 views

QGIS Virtual Layers from DB query load as 'missing' when opening project file

I'm using QGIS 3.16 and I have a layer from a database query that loads as a table, 'Data_vFoodLocations'. I then created a bunch of Virtual Layers with queries like the one below: select FieldX, ...
twodimes's user avatar
2 votes
0 answers
252 views

Slim down large project with many layers to prevent crash in QGIS

I am afraid my project might stop opening at some point because of too many layers and some costly rendering options. Is there a way to still keep the layers in the layer tree without loading (or even ...
thymaro's user avatar
  • 505
0 votes
1 answer
209 views

One widget hijacking another during on change event in Web AppBuilder app

I have 2 widgets: a Manage Folders widget and a Task Manager widget. They sit next to each other in the navbar of my Web AppBuilder version 1.2 app. There are several other widgets as well. If I ...
gwydion93's user avatar
  • 1,913
1 vote
1 answer
688 views

Error Loading .xml file to WFS in QGIS

In this link xml-link, there is a .xml file from a website (WFS) which contains vector data regarding water bodies for a specific area. I saved it as .xml by just right-clicking -> "Save as" and I ...
Ilias Machairas's user avatar
2 votes
1 answer
295 views

QGIS: loaded .shp file not displayed

I am using QGIS 3.10.2-A Coruña and PyQGIS via the internal Python Console (Plugins -> Python Console). Currently I am trying to import a shape file using the following command: vlayer = ...
L B's user avatar
  • 43
0 votes
0 answers
3k views

Leaflet Map is not loaded correctly

In my application I need coordinates. I would like to make it possible for a user to choose the coordinates using a map and a marker or to calculate them via an address. That works fine too. But ...
astridx's user avatar
  • 615
2 votes
2 answers
802 views

QGIS Unable To Load Processing, Vector Tools and Plugins

I am currently facing an issue with QGIS 3.8.3. In which I am unable to use Vector Tools and other plugins. Below are some of the trackbacks for the Python error. I am unable to show all due to the ...
Jerome Quah's user avatar
0 votes
1 answer
1k views

Layers Loading then Disappearing

I have layers that have been loading fine in my ArcMap project but now they load in for a second, and then when annotation begins to load in, everything but the annotative text goes white. So the ...
Kelin Field's user avatar
0 votes
1 answer
635 views

password authentication failed for user "ASUS"

I'm creating table in PostgreSQL using these commands: shp2pgsql -s 32632 watershed.shp watershed > watershed.sql psql -f watershed.sql cambridge psql -f watershed.sql cambridge But I had ...
Saifeddine Farjallah's user avatar
2 votes
1 answer
1k views

Loading water layer from webpage maps-for-free.com into QGIS?

I have loaded the relief map from https://maps-for-free.com/ using plugin QuickMapServices. The process is as follows: in my data_sources folder (C:\Users\PC1.qgis2\python\plugins\quick_map_services\...
Zhetdudf's user avatar
9 votes
2 answers
933 views

Measuring loading time of layer in QGIS using PyQGIS

Is it possible to measure when QGIS starts and stops loading/rendering a layer? I used something similar in OpenLayers before (loadstart and loadend event, http://dev.openlayers.org/examples/...
Thomas B's user avatar
  • 8,876
3 votes
0 answers
258 views

Copy features with their related tables [closed]

I have two file geodatabases with identical schema that have a feature class and four related tables. I need to copy features from one to the other with the information from all of the related tables. ...
Ajc5286's user avatar
  • 53
2 votes
0 answers
173 views

Loading of layer fails when using SPYDER

I configured SPYDER to work with QGIS by setting start file and setting additionally some system paths @echo off SET OSGEO4W_ROOT=C:\PROGRA~1\QGIS2~1.18 SET QGISNAME=qgis SET GRASSNAME=grass\grass-7....
Krzysztof Fajst's user avatar
2 votes
1 answer
538 views

Project loaded but Composer loading makes "Not Responding"

I am using QGIS 2.18.6 and have big project (200+layers) which doesn't have problem with loading, but there is Composer attached to it and it is loaded only to 50% and then it says "Not Responding". I ...
DrottTom's user avatar
4 votes
1 answer
2k views

Load Named Style within a group on QGIS

I am trying to apply the style from .qml to a group of layers in QGIS. I have tried to incorporate LoadNamedStyle within jkall's code here: https://github.com/jkall/qgis-processing-scripts/blob/master/...
B-C B.'s user avatar
  • 765
0 votes
0 answers
588 views

Can GDAL be used to load raster data into Postgres/Postgis geodatabase?

I would like to know if GDAL can be used to load raster data to a postgres/postgis geodatabase I had read that there was problems with the GDAL postgis raster driver? I was wondering what particular ...
daveb's user avatar
  • 139
2 votes
0 answers
615 views

How to disable loading fonts from fast.fonts.net? [closed]

I have installed ArcGIS JS API (3.19) locally. But fonts were loaded via Internet. If I have no Internet connection loading of my app is very slow. What can I do? Is it possible to disable loading ...
Anna Pele's user avatar
1 vote
0 answers
86 views

QGIS couldn't load processing plugin - Windows 7 [duplicate]

I'm having a problem loading QGIS. Usually it runs fine on my computer. An error pops up Can't load processing plugin.... On QGIS 2.16 I was able to get the full error message. I've fresh installed ...
Mark Smith's user avatar
1 vote
1 answer
319 views

How to load(preload) Geojson with JS before start another script?

I need to load my Geojson file before start my script . I need to load file before start this script : var geojsonPrecitany = false; var geojson = $.getJSON("./tematicke_vrstvy/tematicka_vrstva....
THERimania THERimania's user avatar
1 vote
1 answer
821 views

Kaspersky Problem when opening ArcMap

It seems as if Desktop 10.4 is not compatible with Kaspersky Endpoint Security 10: Whenever I want to open a saved mxd (or the application itself) the loading time is increased from the normal 10 to ...
Fred's user avatar
  • 29
1 vote
1 answer
2k views

SVG icons not loading in mapbox

I uploaded a zipped shapefile to Mapbox with about 500 location data points and tried to display each of those data points with one of 60 different SVG icons. Those SVG icons have been loading ...
Anna's user avatar
  • 11
1 vote
0 answers
209 views

Cannot load openlayers wfs layer into Internet explorer

I am having problems loading wfs layers into IE using openlayers. My code is below. It works fine using Chrome or Firefox but fails in IE. I had a similar problem with WMS but managed to track down ...
Simon's user avatar
  • 11
1 vote
1 answer
1k views

How to load POI based on map movements?

I'm currently creating a new website based on geo-localised informations, which is quite new to me. I need to display my points of interest according to where the map is, and where the user make it ...
user2700551's user avatar
1 vote
1 answer
605 views

Figure out if every tile is loaded

Is there a way to figure out if every tile of an ol.source.TileWMS is loaded? My attempt so far is the following: var tileColl = new ol.Collection() tileColl.on('change:length, function(e){ if(...
smartwepa's user avatar
  • 239
1 vote
1 answer
5k views

Monitoring layer loading progress in OpenLayers

I'm doing an upgrade from OpenLayers 2 to OpenLayers 3. In OL2, I was monitoring the loading progress of layers with their loadstart and loadend events. With grid layers I was even able to show a ...
meehocz's user avatar
  • 303
22 votes
5 answers
28k views

Using layer loadstart & loadend events in OpenLayers 3?

OpenLayers 2 has these layer events "loadstart & loadend." What is equivalent to them in OpenLayers 3? While a vector layer loads and is rendered, I need to show a loading icon.
Mariam Malak's user avatar
2 votes
2 answers
2k views

How to update postgis layer from shapefile in QGIS?

My usual workflow with updating layer from shapefile was to: Open DB Manager; Load SHP files into QGIS; Open DB Manager; Import file (with drop option). Now my problem is that I have created ...
Greg's user avatar
  • 551
4 votes
2 answers
2k views

How would I get number of tiles loaded, and total number loading?

So new to OpenLayers 3, and I'm trying to create a "loading bar" to indicate how much of a layer has loaded. I'm thinking of making it based on the number of tiles loaded so far divided by the total ...
user30910's user avatar
1 vote
0 answers
107 views

Can I tell QGIS to load/show only a part of an image?

can I tell QGIS to load/show only a part of an image without to extract this region as an extra/ new image?
Thomas Willert's user avatar
2 votes
0 answers
84 views

How to maintain the data at XML document after changing schema with Diagramer?

After exporting XML with schema and data I did some changes to the schema with ArcGIS Diagramer. now i need to import the new schema and all the data to a new empty file GDB. what are the best ...
Dror Har Gil's user avatar
  • 2,524
4 votes
3 answers
973 views

How to make web mapping project run (serve map) faster?

I'm implementing a project with openlayers 2.12, Geoserver 2.1.3 and PostgreSQL 9.1/PostGIS 2.0 I also use HTML5 Geolocation API and MapQuest's Geocoding API. In the database I have data (osm_line, ...
slevin's user avatar
  • 1,129
5 votes
1 answer
4k views

ggmap, ggimage… - Saving and loading maps in R

In my current R project I'm using the ggmap package to download and display maps. What bothers me is that you need internet access to load maps from google etc. I'd like to load a map from the ...
maj's user avatar
  • 327
2 votes
2 answers
551 views

Searching Open Source tool to load raster data into Oracle spatial

I'm looking for a tool to load raster data into oracle spatial. I found several commercial products but no open source tool. Is there anything available in the open source world?
ABX's user avatar
  • 737
0 votes
1 answer
484 views

How long should it take to load a point layer with readOGR? [closed]

I am afraid I am quite new to spatial analysis at anything beyond a superficial level, and I have only recently transitioned to utilizing R. I have been quite pleased with the versatility of areal ...
Marvin Ward Jr's user avatar