How to get SSL client certificates to work with soapUI

We can't import the WSDL necessary to load with digital certificate(pfx).
Importing throw browser and choose my certificate and it works.

We tried following steps on http://www.soapui.org/SOAP-and-WSDL/app ... urity.html, but with not successful
Error: com.eviware.soapui.impl.support.definition.support.InvalidDefinitionException
After that we tried that steps http://nerdtalking.blogspot.com/2011/06 ... oapui.html

Also got the same error.

Regards