https://www.infopathdev.com:443/blogs/patrick/archive/2004/07/06/IsReadOnly-Doesn_2700_t-Always-Work-for-Attached-Forms.aspxIf your form contains logic that checks to see if it is read-only ( thisXDocument.IsReadOnly ), there is an issue with Outlook where InfoPath will report false positives depending on your Outlook cache settings. Most of the time, it doesn't make senseenCommunityServer 2007 SP3 (Build: 31118.962)