I see the following error in the oracle logs. All I can tell by this is that the flashback space was filled up. What do i need to do to fix this thing?

Errors in file /u01/app/oracle/admin/orcl/bdump/orcl2_rvwr_18979.trc:
ORA-19816: WARNING: Files may exist in db_recovery_file_dest that are not known to database.
ORA-38701: Flashback database log 24 seq 22742 thread 2: "+ORCLFBA1"
ORA-17502: ksfdcre:4 Failed to create file +ORCLFBA1
ORA-15041: diskgroup space exhausted
Tue Dec 13 18:32:26 2005
*************************************************************
WARNING: A file of type FLASH BACK may exist in
db_recovery_file_dest that is not known to the database.
Use the RMAN command CATALOG RECOVERY AREA to re-catalog
any such files. This is most likely the result of a crash
during file creation.
*************************************************************
Tue Dec 13 18:32:26 2005
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl2_rvwr_18979.trc:
ORA-38701: Flashback database log 24 seq 22742 thread 2: "+ORCLFBA1"
ORA-17502: ksfdcre:4 Failed to create file +ORCLFBA1
ORA-15041: diskgroup space exhausted
RVWR: terminating instance due to error 38701
Tue Dec 13 18:32:26 2005
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl2_lmon_18904.trc:
ORA-38701: Flashback database log seq thread : ""
Tue Dec 13 18:32:26 2005
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl2_lms1_18910.trc:
ORA-38701: Flashback database log seq thread : ""
Tue Dec 13 18:32:26 2005
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl2_lms0_18908.trc:
ORA-38701: Flashback database log seq thread : ""
Tue Dec 13 18:32:26 2005
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl2_lmd0_18906.trc:
ORA-38701: Flashback database log seq thread : ""
Tue Dec 13 18:32:26 2005
Errors in file /u01/app/oracle/admin/orcl/bdump/orcl2_ckpt_18918.trc:
ORA-38701: Flashback database log seq thread : ""
Tue Dec 13 18:32:26 2005
System state dump is made for local instance
Tue Dec 13 18:32:27 2005
Trace dumping is performing id=[cdmp_20051213183226]
Tue Dec 13 18:32:28 2005
Shutting down instance (abort)
License high water mark = 213
Tue Dec 13 18:32:31 2005
Instance terminated by RVWR, pid = 18979
Tue Dec 13 18:32:33 2005
Instance terminated by USER, pid = 1054
Tue Dec 13 18:32:42 2005