InfoPath Dev

Well, I'm sure you noticed my note about the issues with this approach in filler, so I won't reiterate that - but you may just want to drag the query fields for the data connection onto your form & add a button to execute it to test it. As to your issue in the browser, you will likely need to talk to your SharePoint admins about getting the ...

So - even in filler you get an error about connection to the web service? I wouldn't be surprised if this was just happening in the browser - because there are some server settings that sometimes need to be adjusted to allow a browser form to use some of these web services. I guess I'd grab the correlation ID from the browser form error & ...

So, you are using an on-premises server? Not Office 365?