Error in database attach Error code:5105

Hi,

    While attaching Database Error throws as below...Pls help me to overcome this.....

   Error in attaching Database in sql 2000

  Error 5105 Device Activation Error ,The physical file name <Path>May be incorrect

Device activation error ,the physical File name D:\backup\25.01.2010;may be incorrect

Device activation error ,the physical File name D:\DB\data\DB.NDF ;may be incorrect

Could not open new database"DB".CREATE DATABASE is aborted.

Thanks in advance..

Regards

Manu

MANU