Use Build events to recycle application pool (instead of IISRESET)http://blogs.msdn.com/jonasd/archive/2007/03/28/use-build-events-to-recycle-application-pool-instead-of-iisreset.aspxWhen working with callouts or any assembly development that needs IISRESET For CRM 3.0: Prebuild cscript C:\Inetpub\AdminScripts\adsutil.vbs stop_server W3svc/AppPools/CRMAppPool cscript C:\Inetpub\AdminScripts\adsutil.vbs start_server W3svc/AppPools/CRMAppPoolen-USCommunityServer 2.1 SP1 (Build: 61025.2)CRM 4.0 Plugin Example a simple "Logger"http://blogs.msdn.com/jonasd/archive/2007/03/28/use-build-events-to-recycle-application-pool-instead-of-iisreset.aspx#5915915Mon, 05 Nov 2007 21:57:07 GMT91d46819-8472-40ad-a661-2c78acb4018c:5915915Jonas Deibe - Dynamics CRM, C#, JS<p>In CRM 3.0 callouts was the business extension and in 4.0 its name changed to Plugins. Still it's the</p>