Cost centre not displying in FS10N if cost centre is created with catg 11

Hi All,

If cost element is created with catg 11 (revenue) then in FS10N for document cost centre is displaying as Blank. But if Cost element is 1 then Cost centre is displaing in FS10N report. Is there is any solution for it.My customer wants to display cost centre even if cost element is 11. Can any one help/guide me.

Thanks in advacne.

Nagendra