The file you are attempting to save or retrieve has been blocked from this Web site by the server administrators.

Have receive this error couple of times while working with share point web services ,


"The file you are attempting to save or retrieve has been blocked from this Web site by the server administrators."

Outsource the incorrect URL caused this , however the description of the error makes it confusing 

Correct URL should be http://web.domain.com/sites/sitename/_vti_bin/lists.asmx

URL by error occurred http://collaborate.kronos.com/sites/datadump/vti_bin/lists.asmx - notice missing "_ "  here

How to test web service for sharepoint

Many time there is requirement for consuming Sharepoint webservices from other non share point or share point environments . Having tool to quickly use the webservice check various method could be very handy in these type of scenarios . This alloys to consume and test webservice without writing any code and can be very useful for rapid development or administrators

Most of the time I end up with using SoapUI opensource tool from http://www.soapui.org/

Soap UI provide opensource and Pro license version based on your needs.