https://community.esri.com/t5/arcgis-pro-sdk-questions/cimlayoutdocument-fromjson-error-with-feature/m-p/1013832#M5922 <P>I'm doing some layout modifications and rendering using the CIM. The process starts with the importation of an existing layout (the "template") by reading a pagx file into a JSON string. We then call CIMLayoutDocument.FromJson() to get an in-memory representation of the entire Layout and its components.</P><P>This has been working as expected until I added a Feature Service layer (a Polyline layer) to a Map referenced by the Layout in question. Since this Map is referenced by the Layout, it gets included in the list of CIMMaps in the CIMLayoutDocument.</P><P>With that feature service layer added, the call to CIMLayoutDocument.FromJson() produces an error, <STRONG>"Value was either too large or too small for an Int32."</STRONG></P><P>All the stack trace shows is that this is the result of a call to System.Convert.ToInt32(). Is this a bug?</P> Tue, 05 Jan 2021 01:56:58 GMT DavidLaMartina 2021-01-05T01:56:58Z https://community.esri.com/t5/arcgis-pro-sdk-questions/cimlayoutdocument-fromjson-error-with-feature/m-p/1013832#M5922 <P>I'm doing some layout modifications and rendering using the CIM. The process starts with the importation of an existing layout (the "template") by reading a pagx file into a JSON string. We then call CIMLayoutDocument.FromJson() to get an in-memory representation of the entire Layout and its components.</P><P>This has been working as expected until I added a Feature Service layer (a Polyline layer) to a Map referenced by the Layout in question. Since this Map is referenced by the Layout, it gets included in the list of CIMMaps in the CIMLayoutDocument.</P><P>With that feature service layer added, the call to CIMLayoutDocument.FromJson() produces an error, <STRONG>"Value was either too large or too small for an Int32."</STRONG></P><P>All the stack trace shows is that this is the result of a call to System.Convert.ToInt32(). Is this a bug?</P> Tue, 05 Jan 2021 01:56:58 GMT https://community.esri.com/t5/arcgis-pro-sdk-questions/cimlayoutdocument-fromjson-error-with-feature/m-p/1013832#M5922 DavidLaMartina 2021-01-05T01:56:58Z https://community.esri.com/t5/arcgis-pro-sdk-questions/cimlayoutdocument-fromjson-error-with-feature/m-p/1014855#M5942 <P>If you create a layout with a map that only contains that feature service layer you still get the error?&nbsp; If so can you attach the json?&nbsp;&nbsp;</P><P>&nbsp;</P> Thu, 07 Jan 2021 21:18:36 GMT https://community.esri.com/t5/arcgis-pro-sdk-questions/cimlayoutdocument-fromjson-error-with-feature/m-p/1014855#M5942 Wolf 2021-01-07T21:18:36Z