--search了一下发现该错误一般是由于手动删除了归档导致备份时无法找到对应的归档文件导致的，
--正好想到这周一备份出错时正是由于归档目录满了所导致，可能相关人员删除了部分归档文件。
--使用rman进行crosscheck
$ rman target /
Recovery Manager: Release 10.2.0.5.0 - Production on Thu May 7 10:30:56 2015
Copyright (c) 1982, 2007, Oracle.? All rights reserved.
connected to target database: CISDB (DBID=3992919346)
RMAN> crosscheck archivelog all;
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=6542 instance=cisdb2 devtype=DISK
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127703_673050541.arc recid=402622 stamp=878555473
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127704_673050541.arc recid=402623 stamp=878555879
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127705_673050541.arc recid=402624 stamp=878556416
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127706_673050541.arc recid=402625 stamp=878556623
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127707_673050541.arc recid=402626 stamp=878556637
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127708_673050541.arc recid=402627 stamp=878556651
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127709_673050541.arc recid=402628 stamp=878556662
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127710_673050541.arc recid=402629 stamp=878556674
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127711_673050541.arc recid=402630 stamp=878556686
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127712_673050541.arc recid=402631 stamp=878556693
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127713_673050541.arc recid=402632 stamp=878556701
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127714_673050541.arc recid=402633 stamp=878556934
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127715_673050541.arc recid=402634 stamp=878558519
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127716_673050541.arc recid=402635 stamp=878560954
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127717_673050541.arc recid=402636 stamp=878562006
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127718_673050541.arc recid=402637 stamp=878562008
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127719_673050541.arc recid=402638 stamp=878562838
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127720_673050541.arc recid=402639 stamp=878563486
validation failed for archived log
archive log filename=/opt/oracle/cisdb/archdb1/bak/cisdb2_127721_673050541.arc recid=402640 stamp=878563786
validation failed for archiv