topic How to capture errors in ArcGIS REST APIs and Services Questions https://community.esri.com/t5/arcgis-rest-apis-and-services-questions/how-to-capture-errors/m-p/130347#M602 <HTML><HEAD></HEAD><BODY><SPAN>I am trying to load layers using various REST services via Javascript. </SPAN><BR /><BR /><SPAN>var layer1 = new esri.layers.ArcGISDynamicMapServiceLayer(RestURL);</SPAN><BR /><SPAN>map.addLayer(layer1);</SPAN><BR /><BR /><SPAN>the server isn't very reliable and sometimes returns an error code of 500, sometimes just a blank image. I need to know how to capture and detect error codes generated from the request.</SPAN><BR /><BR /><SPAN>Paige</SPAN></BODY></HTML> Sat, 01 May 2010 10:58:28 GMT PaigeBaldassaro 2010-05-01T10:58:28Z How to capture errors https://community.esri.com/t5/arcgis-rest-apis-and-services-questions/how-to-capture-errors/m-p/130347#M602 <HTML><HEAD></HEAD><BODY><SPAN>I am trying to load layers using various REST services via Javascript. </SPAN><BR /><BR /><SPAN>var layer1 = new esri.layers.ArcGISDynamicMapServiceLayer(RestURL);</SPAN><BR /><SPAN>map.addLayer(layer1);</SPAN><BR /><BR /><SPAN>the server isn't very reliable and sometimes returns an error code of 500, sometimes just a blank image. I need to know how to capture and detect error codes generated from the request.</SPAN><BR /><BR /><SPAN>Paige</SPAN></BODY></HTML> Sat, 01 May 2010 10:58:28 GMT https://community.esri.com/t5/arcgis-rest-apis-and-services-questions/how-to-capture-errors/m-p/130347#M602 PaigeBaldassaro 2010-05-01T10:58:28Z