Questions tagged [nullreferenceexception]
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Getting Null Reference Exception when adding field to first layer in map using ArcObjects?
I am trying to add a field to first layer in the map here is my code
ESRI.ArcGIS.Framework.IApplication app = ArcMap.Application;
ESRI.ArcGIS.Framework.IDocument doc = app.Document;
ESRI.ArcGIS....
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NullReference exception when casting a layer into IGxFile Interface
I'm doing a simple test of a tool that uses a dockable window in an ArcGIS Desktop Add-In. I have a button that opens the window which will be the form that interacts with my other classes. I'm trying ...
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Filter Points Layer by Polygon Layer
I come from the Java world and go straight to C# and ArcGis 10 (I have to make a simple task for the university). So this means I don't really know much of C# but I can live with it and don't know ...