求教怎么解决：ORA-39083: 对象类型 JOB 创建失败, 出现错误:

处理对象类型 SCHEMA_EXPORT/FUNCTION/FUNCTION
处理对象类型 SCHEMA_EXPORT/PROCEDURE/PROCEDURE
处理对象类型 SCHEMA_EXPORT/PACKAGE/COMPILE_PACKAGE/PACKAGE_SPEC/ALTER_PACKAGE_SPEC
处理对象类型 SCHEMA_EXPORT/FUNCTION/ALTER_FUNCTION
处理对象类型 SCHEMA_EXPORT/PROCEDURE/ALTER_PROCEDURE
处理对象类型 SCHEMA_EXPORT/PACKAGE/PACKAGE_BODY
处理对象类型 SCHEMA_EXPORT/TABLE/STATISTICS/TABLE_STATISTICS
处理对象类型 SCHEMA_EXPORT/JOB
ORA-39083: 对象类型 JOB 创建失败, 出现错误:
ORA-00001: 违反唯一约束条件 (SYS.I_JOB_JOB)
失败的 sql 为:
BEGIN SYS.DBMS_IJOB.SUBMIT( JOB=> 23, LUSER=> 'BDCDJTX', PUSER=> 'BDCDJTX', CUSER=> 'BDCDJTX', NEXT_DATE=> TO_DATE('2021-11-17 17:20:48', 'YYYY-MM-DD:HH24:MI:SS'), INTERVAL=> 'SYSDATE + 1/5760', BROKEN=> FALSE, WHAT=> '
declare
isAlive boolean;
unique_sessionID KANQDB_SESSION_INFO.unique_session_id %type;
localID KANQDB_SESSION_INFO.local_id%type;
ObjectID KANQDB_TABLE_LOCKS.ob