Here is the error. Does anyone know why this would come up?
Starting backup at 31-JUL-06
channel d1: starting full datafile backupset
channel d1: specifying datafile(s) in backupset
released channel: d1
released channel: d2
released channel: d3
released channel: d4
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03009: failure of backup command on d1 channel at 07/31/2006 03:00:20
ORA-19602: cannot backup or copy active file in NOARCHIVELOG mode
RMAN>
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