InfoPath Dev

From the original post..... (At first, each of these data connections were created through the GUI in InfoPath. After some researching, I switched these data connections to UDC's stored on the same SharePoint site.)

Just tried Domain level security.... Preview mode fails with this error (on button click to query the web service): System.Security.SecurityException Request for the permission of type 'System.Net.WebPermission, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' failed. at ...

Is this not accurate?

Same server. Would setting up SSO effect anything if they were on the same server. Might do this just in case this is a weird resolution issue.

I'm referencing the same Web Service 3 times.  All on the same server. Unless I'm mistaken, I thought all Browser Enabled forms with managed code require Full Trust?   Some more info: 1st web service retrieves the data, then the next two either add a new item, or update an item.  (Both on button clicks) For the time ...

Make sure you're 'Postback' setting is set to "Always" on the property of the Drop Down. Double Click on the property. Click the 'Browser forms' tab. Select the 'Always' radio button. Re-publish. :)

Building a complex browser enabled form that has multiple Data Connections to the UpdateListItems web service for the same site. (2 Different lists, 3 different connections.) Retrieve Data Connection - SharePoint List Submit Data Connection - Web Service w/ CAML query (programatically generated) - Updates Existing Item Submit Data ...