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/94525.aspxTue, 26 Nov 2013 10:25:17 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:94525dschnitzer0https://www.infopathdev.com:443/forums/thread/94525.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=94525<p>Hi everyone,</p><p>I solved the problem thanks to the following blogpost: http://www.sharepointblogs.be/blogs/vandest/archive/2013/10/25/infopath-forms-services-and-the-xsinil-in-code-behind.aspx</p><p>One more issue with <u>attr.Value = BoolHelper.True;</u> =&gt; described and solved here: http://gordonduthie.net/2012/10/01/assigning-boolean-value-to-infopath-data-source-element/&nbsp; </p><p>&nbsp;</p><p>Best regards</p><p>Daniel <br /></p><p>&nbsp;</p>https://www.infopathdev.com:443/forums/thread/94494.aspxMon, 25 Nov 2013 10:14:17 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:94494dschnitzer0https://www.infopathdev.com:443/forums/thread/94494.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=41&PostID=94494<p>Hi,</p><p>i try to reset/clear a DateTime Field in Infopath via C#. I tried to set the field to string.empty I always get a validation error.</p><p>Anyone knows a hint to resolve this?</p><p>Best regards</p><p>Daniel <br /></p>