hi guys i have symantec backup exec 2014 system working on windows server 2008, i try to backup oracle database 10g installed on redhat operating system 4 realse as nahant 7, the job failed with this error,

The Database script returned an error. Refer to the Database script output section in job logs for m...
 

Starting backup at 10-JAN-16
released channel: ch0
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of backup plus archivelog command at 01/10/2016 16:43:46
ORA-00604: error occurred at recursive SQL level 1
ORA-01438: value larger than specified precision allowed for this column
ORA-20242: No archived logs in the range specified
 

i installed the ralus agent and the sp2 and hotfix for agent which the system provided it to install

please help me to fix the problem,because this server is the most important server in our company