were you using them in 2010 Pro ?

maybe try to delete all the lights and reapply. These are just regular lights from what i was reading..not AO or IBL or IDL...unless you have set up IDL rendering....which then needs are as stated above

Humankind has not woven the web of life. We are but one thread within it.
Whatever we do to the web, we do to ourselves. All things are bound together.
All things connect......Chief Seattle, 1854