Is it possible to have an ampersand sign in an appSettings key? error: web.config value is not defined
Try &<appSettings> <add key="Foo" value="http://foo.bar.com/?app=xxx&FormName=yyy" /></appSettings>
Try &<appSettings> <add key="Foo" value="http://foo.bar.com/?app=xxx&FormName=yyy" /></appSettings>