topic Can I create Map objects in a thread? in ArcGIS API for Silverlight Questions https://community.esri.com/t5/arcgis-api-for-silverlight-questions/can-i-create-map-objects-in-a-thread/m-p/408387#M10636 <HTML><HEAD></HEAD><BODY><SPAN>Hi Experts:</SPAN><BR /><BR /><SPAN>&nbsp;&nbsp;&nbsp; I am trying to write a SL program that starts multiple threads, and create a map in each thread. However, I got an "Invalid cross-thread access" error when the program is trying to initialize the maps in the threads.</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp; I want to ask, does the Map class support multithreading? Or I must use it in the main thread of the SL application?</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp; Thank you.</SPAN></BODY></HTML> Wed, 24 Aug 2011 21:36:32 GMT SuiHuang 2011-08-24T21:36:32Z Can I create Map objects in a thread? https://community.esri.com/t5/arcgis-api-for-silverlight-questions/can-i-create-map-objects-in-a-thread/m-p/408387#M10636 <HTML><HEAD></HEAD><BODY><SPAN>Hi Experts:</SPAN><BR /><BR /><SPAN>&nbsp;&nbsp;&nbsp; I am trying to write a SL program that starts multiple threads, and create a map in each thread. However, I got an "Invalid cross-thread access" error when the program is trying to initialize the maps in the threads.</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp; I want to ask, does the Map class support multithreading? Or I must use it in the main thread of the SL application?</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp; Thank you.</SPAN></BODY></HTML> Wed, 24 Aug 2011 21:36:32 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/can-i-create-map-objects-in-a-thread/m-p/408387#M10636 SuiHuang 2011-08-24T21:36:32Z Re: Can I create Map objects in a thread? https://community.esri.com/t5/arcgis-api-for-silverlight-questions/can-i-create-map-objects-in-a-thread/m-p/408388#M10637 <HTML><HEAD></HEAD><BODY><SPAN>You can use Dispatcher.BeginInvoke() </SPAN><A href="http://msdn.microsoft.com/en-us/library/system.windows.threading.dispatcher.begininvoke%28v=vs.95%29.aspx">http://msdn.microsoft.com/en-us/library/system.windows.threading.dispatcher.begininvoke%28v=vs.95%29.aspx</A><SPAN>. There is a sample in this blog post: </SPAN><A href="http://10rem.net/blog/2010/04/23/essential-silverlight-and-wpf-skills-the-ui-thread-dispatchers-background-workers-and-async-network-programming">http://10rem.net/blog/2010/04/23/essential-silverlight-and-wpf-skills-the-ui-thread-dispatchers-background-workers-and-async-network-programming</A></BODY></HTML> Thu, 25 Aug 2011 18:48:52 GMT https://community.esri.com/t5/arcgis-api-for-silverlight-questions/can-i-create-map-objects-in-a-thread/m-p/408388#M10637 JenniferNery 2011-08-25T18:48:52Z