drop-down menu do not work, meaning it does not show any data.

[Genelia]

Hi,

I am using Drop down for one of valuelist.

when i want to change a value, the drop-down menu do not work, meaning it does not show any data. it happens some time and sometime works fine.

Is there any way to fix this problem?

Thanks in Advance .Waiting for reply

Thanks,

Genelia