https://community.esri.com/t5/arcgis-pro-questions/arcgis-pro-3-4-2-why-does-adding-an-input-to-a/m-p/1611669#M95521 <P>In this case, I would assume that you can't make a raster layer from a raster layer, which is what's happening in the first screenshot. Make Raster Layer needs a data source, and layers, by definition, are not data sources.</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/tool-reference/data-management/make-raster-layer.htm" target="_blank">Make Raster Layer (Data Management)—ArcGIS Pro | Documentation</A></P><P>It will also take a layer&nbsp;<STRONG>file</STRONG> as input, but the same thing happens: it reads the layerfile for the data source and then pulls that in.</P> Mon, 05 May 2025 15:21:18 GMT AlfredBaldenweck 2025-05-05T15:21:18Z https://community.esri.com/t5/arcgis-pro-questions/arcgis-pro-3-4-2-why-does-adding-an-input-to-a/m-p/1611427#M95499 <P class="">ArcGIS Pro 3.4.2: Why does adding an input to a tool from the Contents pane and the Catalog pane result in different behavior?</P><P class="">In the screenshot below, adding the imagery from the Contents pane to the tool produces an error, while adding the same imagery from the Catalog pane results in no errors.<BR />What is the explanation behind this behavior?</P><P class="">&nbsp;</P><P class="">The data is attached</P><P class="">&nbsp;</P><P class=""><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Clip_525.jpg" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/131443i69BB037CA8293543/image-size/large?v=v2&amp;px=999" role="button" title="Clip_525.jpg" alt="Clip_525.jpg" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Clip_526.jpg" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/131444iC18C9927F577D3E8/image-size/large?v=v2&amp;px=999" role="button" title="Clip_526.jpg" alt="Clip_526.jpg" /></span></P> Sun, 04 May 2025 11:09:54 GMT https://community.esri.com/t5/arcgis-pro-questions/arcgis-pro-3-4-2-why-does-adding-an-input-to-a/m-p/1611427#M95499 JamalNUMAN 2025-05-04T11:09:54Z https://community.esri.com/t5/arcgis-pro-questions/arcgis-pro-3-4-2-why-does-adding-an-input-to-a/m-p/1611669#M95521 <P>In this case, I would assume that you can't make a raster layer from a raster layer, which is what's happening in the first screenshot. Make Raster Layer needs a data source, and layers, by definition, are not data sources.</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/tool-reference/data-management/make-raster-layer.htm" target="_blank">Make Raster Layer (Data Management)—ArcGIS Pro | Documentation</A></P><P>It will also take a layer&nbsp;<STRONG>file</STRONG> as input, but the same thing happens: it reads the layerfile for the data source and then pulls that in.</P> Mon, 05 May 2025 15:21:18 GMT https://community.esri.com/t5/arcgis-pro-questions/arcgis-pro-3-4-2-why-does-adding-an-input-to-a/m-p/1611669#M95521 AlfredBaldenweck 2025-05-05T15:21:18Z https://community.esri.com/t5/arcgis-pro-questions/arcgis-pro-3-4-2-why-does-adding-an-input-to-a/m-p/1611695#M95528 <P>But the physical source of each layer in the Contents pane is known, so it is assumed that the layer is recognized based on its physical location on the drive.</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Clip_2102.jpg" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/131546i269F59714652467D/image-size/large?v=v2&amp;px=999" role="button" title="Clip_2102.jpg" alt="Clip_2102.jpg" /></span></P> Mon, 05 May 2025 16:47:05 GMT https://community.esri.com/t5/arcgis-pro-questions/arcgis-pro-3-4-2-why-does-adding-an-input-to-a/m-p/1611695#M95528 JamalNUMAN 2025-05-05T16:47:05Z