Drill down report display of text for z fields

Hi All,

I am workig on Drildown Reports.

The report is working perfectly and it is dispaing the output correctly.

I am able to see my Report output in Grid dispay.

The probem is I have some Z fields in my report.

Whn i am dispaying with Charactersic Display-->Key and Name

For the standard fields i am able to see the vaue and its description but i am not able to see the description for the Z fields.

What would be the probem.

This fields has the checktabe with the Text.

Please help me.

Thanks,

Feroz.