ST06 , OS06 File system info not there

Hi All,

Pleas help in ST06 / OS06 no file system info. we have SAP 4.6c , SUN 5.10 and Oracle 10.0.

when i run t-code ST06 or OS06 and click on Detail Analysis Menu - File Sys --there is no data. I mean NO file system info. All standard performance monitoring jobs are running.

Please reply immediatelt if some one knows how to fix this.

Regards

Atul-