"SP services is not null or not an object" means that your reference to the script file isn't correct. Even though you've checked them, check them again.
Look at this post for some hints:
http://sympmarc.com/2011/07/08/adding-jqueryspservices-to-a-sharepoint-page-step-one-always/
There's also information at the bottom of the first documentation page.
M.
Look at this post for some hints:
http://sympmarc.com/2011/07/08/adding-jqueryspservices-to-a-sharepoint-page-step-one-always/
There's also information at the bottom of the first documentation page.
M.