AUTO_SPACE_ADVISOR_JOB with error no ORA-06532

 Hi,

I got the following error into our database ..... 

 

<> *** ACTION NAME:(AUTO_SPACE_ADVISOR_JOB) 2008-11-12 22:05:42.377 *** MODULE NAME:(DBMS_SCHEDULER) 2008-11-12 22:05:42.377 *** SERVICE NAME:(SYS$USERS) 2008-11-12 22:05:42.377 *** CLIENT ID:() 2008-11-12 22:05:42.377 *** SESSION ID:(820.3461) 2008-11-12 22:05:42.377 *** 2008-11-12 22:05:42.377 ORA-12012: error on auto execute of job 65859 ORA-06532: Subscript outside of limit can any one help me to resolve the issue.