one cube data not in Multiprovider Cube

Hi friend,

I had one about Multiprovider Cube data problem: one cube data not in Multiprovider Cube .

ZDEMOBC_1 cube had InfoSources.

ZDEMOBC_2 cube had DataStore Object.

ZDEMOBC_1 cube dimension :Customer,Company. Key Figures: amount

ZDEMOBC_2 cube dimension :Customer,Material,Sales. Key Figures: price.

Multiprovider Cube : ZDEMOBC_SUM:

dimension :Customer,Company,Material,Sales.

Key Figures: price.

Customer,Material,Sales,price assign on ZDEMOBC_2 cube .

Company assign on ZDEMOBC_1 cube .

ZDEMOBC_1, ZDEMOBC_2 all cube had some data.

but ZDEMOBC_2 cube data not in ZDEMOBC_SUM cube.

What is the problem? How to figure out?

Thank you.

Regards,

Flying