https://www.infopathdev.com:443/forums/45.aspxenCommunityServer 2007 SP3 (Build: 31118.962)https://www.infopathdev.com:443/forums/thread/55681.aspxTue, 08 Jun 2010 15:55:04 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:55681GMLear0https://www.infopathdev.com:443/forums/thread/55681.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=45&PostID=55681<p>InfoPath is a great tool, but it regularly breaks my heart.&nbsp; I just this week learned I could call functions from rules by using xdExtension (thank you, Greg Collins).&nbsp; The heartbreak comes in with the fact that I don&#39;t seem to be able to change the value of a node when calling xdExtension.&nbsp; Instead, I get an error stating that the node is protected.&nbsp; If I run the exact same function from an onclick event--no problem, the node can be changed.</p><p>&nbsp;Does anyone know of a workaround for this problem?</p><p>&nbsp;Thanks.</p><p>Great, great forum, by the way. <br /></p>