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/78645.aspxWed, 16 May 2012 12:02:32 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:78645Rehman0https://www.infopathdev.com:443/forums/thread/78645.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=78645<p>Hi,</p> <p>I developed Infopath Form in 2007 version with fully trust,Digitally signed by certificate and vb.net managed code also. Published the same to SP2007 site. If anyone try to open the form from FormLibrary which is located in SP2007 site, it is working fine for the users who have installed Infopath2007 version. But couldnot open the form who has infopath2010 version(Actually we open the form in client application).</p> <p><span style="font-size:11.0pt;font-family:&#39;Calibri&#39;,&#39;sans-serif&#39;;"><img height="176" width="421" alt="" /></span><img src="http://social.msdn.microsoft.com/Forums/getfile/96722" alt="" /></p> <p>The above error is throwing. Please help me on this.</p><p>Thanks</p><p>Rehman <br /></p>