ORA-08102: index key not found, obj# 1331377, file 2, block 248304 (2)

Hi

When i purging the recyclebin we are getting the below error

ERROR at line 1:
ORA-00604: error occurred at recursive SQL level 1

ORA-08102: index key not found, obj# 1331377, file 2, block 248304 (2)

Database is11g

application end  os oracle apps

when ia check the object is 

INDEX_NAME                     INDEX_TYPE                  TABLE_NAME                     TABLESPACE_NAME               

------------------------------ --------------------------- ------------------------------ ------------------------------ --------------- ---------- -------- ---
RECYCLEBIN$_OBJ                NORMAL                      RECYCLEBIN$                    SYSTEM

now help me how how do i purge the recyclebinThanksShashikanth