Error message when you publish an InfoPath 2007 template to a computer that is running Office Form Server 2007: "The following URL is not valid"

When you publish a Microsoft Office InfoPath 2007 template to a computer that is running Microsoft Office Form Server 2007 and Active Directory Federation Services (AD FS), you receive the following error message:

To work around this issue, use one of the following methods.

Method 1

Use the Central Administration page in Microsoft Windows SharePoint Services to upload and to start the InfoPath Form Template (.xsn) file. To do this, follow these steps:

1.	Locate the Central Administration page in Windows SharePoint Services.
2.	Click the Application Management tab.
3.	In the InfoPath Form Services section, click Manage form templates.
4.	Click Upload form template.
5.	Click Browse, select the form template to be uploaded, and then click Open.
6.	Click Upload, and then click OK.
7.	On the Manage Form Templates page, select the form that was uploaded, and then click Activate to a Site Collection.
8.	Make sure that Activation Location is set to the correct site, and then click OK.
9.	Add the activated form to a document library where multiple content types has been enabled.

Method 2

Use the Central Administration page to turn off AD FS. To do this, follow these steps:

1.	Locate the Windows SharePoint Services site where you want to publish the form.
2.	Click Site Actions, and then click Site Settings.
3.	In the Site Collection Administration column, click Site collection features, and then click Deactivate to turn off AD FS.

This behavior is by design.