how to change site url on cascading drop down list after upgrade to sp2010

They were setup on our sp2007 site, before my time. We moved the wsp file over to our sp2010 server. in Central Admin, the solution is successfully deployed. Name: stoneshare.cascadingdropdown.withfilter.wsp Type: Core Solution Contains Web Application Resource: No Contains Global Assembly: Yes Contains Code Access Security Policy: No Deployment Server Type: Front-end Web server Deployment ...

Source: social.technet.microsoft.com