https://www.infopathdev.com:443/forums/41.aspxIf you're not sure where to ask your question, ask it here. If necessary, our moderators will make sure it gets classified in the correct board.enCommunityServer 2007 SP3 (Build: 31118.962)https://www.infopathdev.com:443/forums/thread/68013.aspxSun, 03 Jul 2011 14:11:56 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:68013michaelr5240https://www.infopathdev.com:443/forums/thread/68013.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=68013Hey Jimmy, Sorry, didn&#39;t see your message before I posted my last one :)https://www.infopathdev.com:443/forums/thread/68012.aspxSun, 03 Jul 2011 14:11:06 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:68012michaelr5240https://www.infopathdev.com:443/forums/thread/68012.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=68012Never mind, it seems that Winforms MessageBox works without full trust.. Thanks, Michaelhttps://www.infopathdev.com:443/forums/thread/68011.aspxSun, 03 Jul 2011 13:56:17 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:68011Jimmy0https://www.infopathdev.com:443/forums/thread/68011.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=68011<p>Unless you are using the 2003 OM, the usual MessageBox should do the trick, and should not require full trust.</p>https://www.infopathdev.com:443/forums/thread/68008.aspxSun, 03 Jul 2011 13:09:39 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:68008michaelr5240https://www.infopathdev.com:443/forums/thread/68008.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=68008Hey Jimmy, Thanks for your answer! Do you know how can I display an alert message box using InfoPath API from C#? Thanks! Michaelhttps://www.infopathdev.com:443/forums/thread/68006.aspxSun, 03 Jul 2011 12:49:23 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:68006Jimmy0https://www.infopathdev.com:443/forums/thread/68006.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=68006<p>To avoid a full trust form, you should use InfoPath&#39;s APIs to use the form&#39;s data connections to access webservices, make queries, etc.&nbsp; If you try to call webservices or make SQL queries directly from code, you can run into a full trust situation.</p>https://www.infopathdev.com:443/forums/thread/68005.aspxSun, 03 Jul 2011 10:58:26 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:68005michaelr5240https://www.infopathdev.com:443/forums/thread/68005.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=68005Hi, If I create a form template which uses C#, calls webservices from the code and displays alert dialogs using System.Windows.Forms.MessageBox, does it mean that this form template has to be configured as Full Trust and digitally signed? Is there a way to code the form template in C# and avoid this Full Trust requirement? Thanks, Michael