ORA-00600: internal error code, arguments: [ktsagob-1

Hi,

Please let me know what this ora-600 error and where can i find more info about this. Also how can i resolve this issue.

error message is

):~ORA-00600: internal error code, arguments: [ktsagob-1], [602985], [], [], [], [], [], [], [], [], [], []~ORA-06512: at "SYS.DBMS_ADVISOR", line 201~ORA-06512: at "SYS.DBMS_SPACE", line 1544~ORA-06512: at "SYS.DBMS_SPACE", line 1610;

Thanks

Manju