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In ModelBuilder, how do you merge all the polygons in an output?
GIS: ArcGIS 10 - ArcView License + Spatial Analysis extension Have created a simple model like so: input polygon data/shapefile > select field1="A" > buffer that for 30 metters > output a...
View ArticleFishnet features have different length and area
Hi everyone, I am running into a problem with the create fishnet tool. It seems that everytime I try to create a 30 Arc Second regular fishnet there are slight differences in the length, and area...
View ArticleClip tool for raster
I have been trying to use a feature class to clip a raster. For some reason, even though arcGIS is not giving me any error message, it is also not producing any output raster or altering the original...
View ArticleGeoprocessing tool for generating shapes
Dear All I am trying to build Geoprocessing tool either by Model builder or by Python that do the following "Create Polygon from Coordinate values that entered dynamically within the dialog box of the...
View Articleintersecting features, problems with arcmap v9.
I have a problem with intersecting features, I have a point file with 1000's of data points a buffer file around these points a square grid which I am attempting to determine how many buffer zones are...
View ArticleError - Calculating the Extent of a Geo-Database feature (polygon)
Hello All, I have polygons in a geo-databases - WGS84 I want to calculate the extent (XMin, ...) I have added a field XMin_Test (double) In the field calculator I added the Python expression...
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Iteration troubles
Well I got further along in my model and decided to try running it for multiple values just to see if it worked and it didn't - it just ran the first one. I think it's because there' no arrow from...
View ArticleModel builder - buffer tool
Hi I am interested in creating a model with buffer tool . My requirement is to provide the distance by the user at the time of executing the model. It means that it should ask for the DISTANCE for the...
View ArticleDisplay Route Events produces strange output
Hi, Forum! Im running into some issues when trying to display Route events (Points with length data) within a river catchment. Here`s the point of departure and the way I tried it: I got 51 fish...
View Articlethe difference between projecting data and changing a dataset's spatial...
Is there a difference between 1) projecting the data in a feature dataset using arc toolbox->data management tools->Projections and Transformations->Batch Project and 2) changing the spatial...
View ArticlePrint secure service - Unable to connect to the map server
Print service is working just fine when printing just basemap, however, as soon as adding secure layers, nothing is being rendered. Under arcgissever logs, there is the following message "Unable to...
View ArticleAdditional fields for attachment table
I have a feature class that has associated multiple attachments with each of the features. A feature service was created so that the user can call the service to add/remove/edit attachments. What I...
View ArticleChanging NULL values with model builder
Hi. I'm using model builder to build a tool, where at a certain point, I need to take the Z elevation values from the feature class that are NULL and turn them into the value 0 (zero). To do so, I'm...
View ArticlePoint To Line
I have a point feature class and want to convert it to a polyline feature class witch breaks at every point. I use the "Point To Line" tool, but it gives the result with only one record. Does this tool...
View ArticleZonal statistics as table problems
Hi Forum. I have been trying to use zonal statistics as table to get majority values for each polygon in a segmentation shapefile (45K polygons processed in IDRISI and exported to shapefile) from a...
View ArticleErrors writing rasters when iterating
Hi, I am using a cursor to iterate a polygon feature class, extract rasters derived from a DEM, reclassify them and perform a weighted sum. I have tried various methods/syntax and they all seem to work...
View ArticleFailed to create the toolbox file
Hello, I'm trying to create a Python toolbox (pyt), but it fails (via the contextmenu). I'm getting the error "failed to create the toolbox file", although a pyt-file has been created (with no syntax...
View ArticleFuzzy Overlay and no data cells values
Hi there, I'm trying to create a combination raster image with the Fuzzy Overlay 'OR' tool. In locations where the input raster files cells are assigned 'no data', it assigns the Fuzzy OR raster the...
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Model Builder gives different result
Hi, guys. My model gives me not the same geostatistical layer as I get just using the tool from ArcToolbox. I have many point features in the .gdb, so I use iterator to get as many geostatistical...
View ArticleRemove Pyramids Processing Time
I have a 250 GB raster dataset in a file geodatabase. I am trying to remove the pyramids using the build pyramids tool with pyramid levels set to 0, running in ArcCatalog 10.1 SP 1. It's going on two...
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