Biztalk WSE Web Services Publishing Wizard Unable to load the assembly "…..\BTSTest.dll" [System.IO.FileNotFoundException] File or assembly name......

Error: Biztalk WSE Web Services Publishing Wizard Unable to load the assembly "…..\BTSTest.dll" [System.IO.FileNotFoundException] File or assembly name Microsoft.XMLANGs.BaseTypes, or one of its dependencies, was not found.

Solution:

To resolve this error you need to install the BtsAdpaterForWSE20-SP1 and need to add the ASPNet Users in BizTalk Isolated Host user group.

You can use the Start -> Administrator Tools-> Computer Mangement -> Local Users & Groups -> Group -> Double click on BizTalk Isolated Host Users and add the ASPNet user.