how to assign cascading prompts for Cube to FWM package

[jd]

Hi

I have a report usning cube and FWM package.

in the report my prompts are using cube and list is using FWM package and report also working fine.

But when I go for cascading prompts I am getting below error:

"The 'providerQuery' function is not supported in the context in which it is used"

any idea how to assign cascading prompts for Cube to FWM package