https://www.infopathdev.com:443/forums/39.aspxNew to InfoPath? Search to see if your question has already been answered. If it has not, then ask it here or the appropriate topic forum.enCommunityServer 2007 SP3 (Build: 31118.962)https://www.infopathdev.com:443/forums/thread/77163.aspxWed, 04 Apr 2012 14:51:41 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:77163jmi770https://www.infopathdev.com:443/forums/thread/77163.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=39&PostID=77163I found the answer: I should use the username() function in a rule instead to make it fire when existing forms are opened :-)https://www.infopathdev.com:443/forums/thread/77162.aspxWed, 04 Apr 2012 13:44:08 GMT033a2e2d-04e2-4a9d-be01-a4634161eefd:77162jmi770https://www.infopathdev.com:443/forums/thread/77162.aspxhttps://www.infopathdev.com:443/forums/commentrss.aspx?SectionID=39&PostID=77162<p>Hi</p><p>&nbsp;</p><p>I have a button in an Infopath template (it opens in Infopath and not the browser) that I hide using a rule that checks a field for a specific value.</p><p>The form is published to a Sharepoint 2007 library. <br /></p><p>The field has the standard value username() that gets the username of the person logged on (logged into Sharepoint I guess) and it works fine when I create a new form in the SP library.</p><p>However, when I open an existing form in the library (that uses the same template of course) the field is blank and therefore the button is not hidden.</p><p>Why is the value in the field blank and/or how can I make the function get triggered?</p><p>&nbsp;</p><p>If my solution dosen&#39;t seem like a good one, which one would be better?</p><p>I&#39;m basicly trying to hide a button from a specific set of users.</p><p><br /></p>