The K2.net Sharepoint Server Web Service componments are not installed on the Sharepoint Server

Hi

Can anyone help?

When I update infopath document on K2 studio,I got the error message above.

I have installed K2 net 2003 Additional Components MOSS 2007(64 bit) on the  Moss Server, it installed successfully,and I could access the url: http://moss_url/_vti_bin/k2spslist.asmx.

any suggestions? Thanks