Questions tagged [arcgis-10.6]

Use this tag when ArcGIS 10.6 is the version you are using from the ArcGIS platform.

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Assigning different classes using ArcGIS Field Calculator

Below is the code with what I have come up with. I have two columns, one named First_kopp that have the classes CT, WT, ST ranging from 1-9, and the second column is named First-fros. There are ...
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2 answers
40 views

Finding raster files in a directory that contain noData pixels/cells ... ArcGIS and Python

I am trying to find a way of looping through Rasters in a directory, (a collection of individual tiff images in a folder) and selecting by name only those rasters that contain noData values and ...
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Why does = not seem to be working in script?

Below is the script I am working with. However, I get N/A for values which should have a statement as the output. I have added the screenshot showing the N/A that the script produces instead of the ...
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Why does script output blanks at certain rows?

I have been trying to run a script, which runs successfully. However, when using the select by attribute tool and choosing get unique values, I have noticed there are certain rows that do not produce ...
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2 answers
38 views

Selecting from selected features by subquery in ArcMap Query Builder

I've set up a Model in ArcGIS ModelBuilder (ArcMap 10.6) which select some rows of table "Rivers". Then i want to select the River with the Max-Value of Field "Diff" out of the ...
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1 answer
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When doing the accessibility analysis, the value of Mean was very low

When I did the accessibility analysis, the value of BtA500c was very low, mostly lower than 0.05. The final mean value was also very low. Two of the short lines are high. I don't know why.
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32 views

Analysis of set of lines intersecting one line in line in ArcGIS

I have a layer in ArcMap with a cluster of lines (polylines/shapefile) with file name "track_lines". I have another layer with three polylines (1, 2, 3), file name "crosslines". I ...
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2 votes
1 answer
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IF statements to rank different ranges with field calculator in ArcMap

I have a simple calculation to perform using the Python Parser in ArcMap but am running into some trouble when it comes to coding the ranges of values. I have three different fields: mean temperature, ...
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1 answer
43 views

Populating a field based on values in other fields using ArcGIS

I would like to do a simple calculation using VB script or Python. Here is a screenshot of my field calculator which continuously seems to run into errors. Basically for the SITE CLASS field I would ...
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22 views

Grouping and selecting symbology category data on ArcGIS

I have data and I categorized this data in symbology (ArcGIS 10.6.1). There is so many categories because of so many attribute table text. How do I select just color parts on legend and how can I auto-...
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2 answers
105 views

Adding vertices to lines at specific x,y coordinates and move these new vertices to change polyline shape

I have a map of a power grid and a feature class containing all secondary conductors that are overlapped by a primary conductor. For connectivity to remain uninterrupted and avoid a loop in the ...
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ArcGIS/ArcPy gets XY backwards?

Okay, this has been bugging me for a long time, but I've always been too embarrassed to ask given how basic a question it is. Do the data access cursors get XY backwards when you use tokens like SHAPE@...
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Minus tool is creating pixelated boxes on output raster using ArcMap

I am using ArcGIS 10.6. I am trying to see the difference between two rasters from two time periods, 2018 and 2015, by using the minus tool. The output raster it is giving me have these weird ...
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29 views

ArcFM Designer: When I execute copy design subtask it locks the current design in Workflow Manager

I need to create a copy of the existing design and when I take advantage of ArcFM CopyDesign subtask, it creates a copy (in wither current WR or new WR) but it locks the original design. Is there a ...
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1 vote
0 answers
69 views

Mosaic data looks like checkerboard using ArcMap

I have copied mosaic data from the external disk to the local disk. When I try to load the mosaic data into a new ArcMap document, it is displayed as a checkerboard. But if I first load the mosaic ...
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1 answer
147 views

Batch raster calculator with ModelBuilder in ArcMap 10.6

I have 30 images of Sentinel-2 data. How can I calculate NDVI in batch? I tried to solve the problem with ModelBuilder, but there can only be 1 iteration tool in the model. I additionally created a ...
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1 answer
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Convert Symbology to Representation in arcpy

I know in ArcMap 10.6, there is feature called : "Convert Symbology to Representation" which one can execute by right clicking on a feature class in Table Of Contents. I like to know how to ...
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47 views

ArcGIS Desktop: Dynamic label of layer attribute (Sum of line length)

I'm trying to put a dynamic text label beside a legend entry for a road layer that has the length of the road dataset in ArcMap Desktop (10.6). I usually work in QGIS so I'm not familiar with the ...
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41 views

Labeling 2 different fields, stacked, with different fonts and colors

I'm using ArcGIS 10.6 I'm wanting to label some points features with the landing number and corresponding number of loads (I work in forest restoration). I want them to be stacked and have different ...
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101 views

Subtracting data between features using ArcMap

I have a layer that contains feature classes that store optimal elevation & existing elevation values for a place. Right now the existing and optimal are stored in different features under the ...
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1 vote
1 answer
90 views

ArcGIS Reclassify fails in Python Toolbox

I'm trying to build a Python Toolbox to analyze submarine landslides. Among other things I want to run the aspect tool and then reclassify the aspects into groups with a 45 degree interval. Therfore I ...
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97 views

Unable to create one-way EGDB --> EGDB replica

I have an Enterprise geodatabase with 30 feature datasets, each containing multiple feature classes. Both parent and child are Oracle databases. I've successfully created replicas for 28 of those ...
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2 votes
0 answers
90 views

Show unqualified field names in ArcGIS Server map service

We have two tables: [Server1].[Instance1].[Database1].[dbo].[Districts] -- a versioned polygon feature class with only two fields: a shape and a foreign key [Server1].[Instance2].[Database2].[dbo].[...
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1 vote
0 answers
39 views

ApplySymbology does not recognize existing layer (ArcMap 10.6.1)

I have a script that (1) loops through a each row in a feature class; (2) creates temporary_layer_1 with the selected feature; (3) zooms to the extent of temporary_layer_1; (4) creates ...
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2 votes
1 answer
51 views

ArcMap 10.6 "write" a layer file

I want to create a group layer (or similar) of many raster files that only display when I tick them. They must not all be displaying when I make the layer, or my standard office entry level machine ...
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96 views

Why do I continue to get a datum conflict message even though layers match?

I have a document with multiple raster layers and a set of buffer zones for which I am trying to use the zonal statistics tool to summarize some of the raster information within the buffers. Most of ...
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  • 35
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2 answers
353 views

Turning off 'snapping' associated with drawing rather than features using ArcMap

I am using ArcMap 10.6. I have an ArcMap MXD where I have created annotation and am adjusting its placement, but it seems to keep snapping to an unseen grid and I can't place things exactly where I ...
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  • 159
1 vote
1 answer
35 views

Unwanted changes in attribute table after processing

I am currently having issues with the Eliminate Polygon Parts tool (Cartography Toolbox). I have an Advanced License and ArcGIS Desktop 10.6.1. I run the tool on a polygon feature class, in order to ...
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  • 1,457
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1 answer
901 views

Clear ALL selected features with ArcPy/Python - ArcGIS 10.6

I would like to know the Python code to clear ALL selected features. Just like the "Clear Selected Features" button works. I found this Q&A from 8 years ago: How to Clear Selected ...
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128 views

How do you add a Trend Line to a Graph in ArcGIS?

I can't seem to be able to get a trendline into my graph. what is the best possible way to get this done?
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22 views

WMS on ArcGIS Server 10.6 does not show image tiles but tile footprints

I have set up a Map Service on ArcGIS Server 10.6 and turned on WMS capability for it. When I tried to add this WMS to ArcMap 10.6 running on the same machine, it didn't return the actual images but ...
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  • 1,993
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1 answer
160 views

UpdateCursor by unique values from another Field

I am trying to update a field in an attribute table in a feature Layer with arcpy.da.UpdateCursor. I am running the Python script as part of a model in ArcGIS 10.6. But I am lacking some of the basic ...
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  • 13
1 vote
1 answer
264 views

arcpy.importDocument of ArcGIS Pro not working on specific MXD and not throwing error

I have a script that imports every MXD in a folder to an empty ArcGIS Pro project, then use saveACopy to save to a new project file. The problem is: The script just stops working every several MXD. ...
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  • 511
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2 answers
295 views

Editing basemap in ArcMap

I am exploring ArcGIS Desktop 10.6 as I am mostly used to QGIS. I am making use of the world light grey canvas as this is the most suitable for me. However, I would prefer if the oceans appear blue ...
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1 vote
1 answer
121 views

ArcGIS client user connection hanging when connecting to PostgreSQL geodatabase

ArcGIS Catalog and Pro are both hanging when I try to connect as a user that is a member of a role. I think it is related to the SDE schema permissions but I'm not sure. I have an enterprise ...
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1 vote
0 answers
281 views

How to mosaic multiple rasters and keep their attribute tables in ArcGIS?

I have multiple rasters and I would like to mosaic together. For each raster, I have created an attribute table that contains one additional column of text codes. I have not been able to keep the ...
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2 votes
0 answers
70 views

Determining raster points inside polygon

I am trying to perform zonal statistics on a input DEM and a polygon shapefile using ArcPy in Python 2.7. I have done this in Python 3, but want to be able to do it using ArcPy tools in Python 2.7. So ...
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0 votes
1 answer
82 views

Calculating LULC change 1973-2014 of a classified map (raster converted to shapefile) in ArcGIS 10.6

I am attempting to workout landcover change between two classified landcover maps. Ideally I want to show percentage change between the years per landcover type. I think I have done this but I am ...
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1 vote
1 answer
228 views

Combining multiple raster layers to make landcover map for Borneo

I am currently making a landcover change map for a Kinabatangan, Sabah, Borneo for my undergrad dissertation. I downloaded landsat MSS and 8 images. These were pre-processed and both classified using ...
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0 votes
1 answer
39 views

Calculate the class limits from the kernel density depending on the percentage of the source dataset

My goal is to make the class boundary of a kernel density dependent on a percentage of the input points. Specifically I calculate the kernel density from 3000 points in a 50m x 50 m grid with a search ...
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  • 131
1 vote
1 answer
34 views

Convert values from a string column into a numerical column

I have a table, coming from Excel, with 21K rows, which is partially filled with numbers, and partially with the "" value from excel, which is displayed as <Null> in the table view. I need to ...
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  • 150
1 vote
0 answers
16 views

Combining multiple attributes of a single layer

I'm making a map that consists of 500x500m grids. These grids have four attributes that are of importance to me, of which 2 attributes are "linked". Three of these attributes ("Nature", "Protection" ...
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  • 150
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1 answer
103 views

Create line segment at point perpendicular to line

I have a long road with 50+ points on it to mark the drainage pipes that go under the road. However, the pipes are not points, they are long cylinders. They are (almost) always perpendicular to the ...
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  • 151
0 votes
1 answer
68 views

Use restriction on locating facilities and route finding

On a project I came to the following problem in ArcGIS 10.6.1: I have a road network which consists of paths, local roads, national roads and highways. I have also a bunch of possible facility ...
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  • 97
3 votes
1 answer
216 views

ArcPy While loop not ending

I've created a script that creates a buffer inside of a polygon. I want it to be an ArcPy script that can run in ArcCatalog. However, it contains a while loop that won't close when run through ...
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  • 476
1 vote
1 answer
489 views

Calculate distance between consecutive GPS points for each id

I'm working with ArcMap 10.6. I have a big dataset of GPS points (so my coordinates are in latitude and longitude) with around 800 user ids. I want to calculate the distance between each GPS point, ...
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  • 11
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1 answer
31 views

select which is having specific double value

Title: Trying to Select which is having double space I have data like below: field name - Address: Winding Springs Dr Winding Hollow Dr Windsong Ln in above data i have to select double space ...
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1 vote
1 answer
23 views

Exporting Data from Layer Export introducing slivers in coincident data

I am seeing odd behaviour in Arcmap 10.6 where I select a layer and export its data and then choose to import the exported data and when it comes in I see slivers in areas which are coincident in the ...
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  • 159
-1 votes
2 answers
499 views

Getting shapefile in which both non-overlapping and intersected polygons are present using ArcMap

I have a polygon shapefile (Shapefile-A). In this shapefile there are some polygons which overlap and some don't overlap. I want to take intersection of these overlapping polygons and make a new ...
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0 votes
0 answers
133 views

ETRS89 proyections in R and ArcGIS

I have a shape file in ETRS89 CRS created with ArcGIS 10.6, prj file says: GEOGCS["GCS_ETRS_1989",DATUM["D_ETRS_1989",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["...
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