ORA-38754: FLASHBACK DATABASE not started; required redo log is not

ORA-38754
ORA-38754: FLASHBACK DATABASE not started; required redo log is not
available
Cause: A FLASHBACK DATABASE command did not start. A redo log needed
for the recovery part of FLASHBACK DATABASE could not be found or accessed.
Action: See trace files for details of the problem.
More details : Viste http://www.high-oracle.com/ora-38754/
More details : Viste http://www.high-oracle.com/ora-38754/
-------------------------------------------------------

-------------------------------------------------------
Viste our Support Blog : http://updatefun.blogspot.fr/
Viste our Support Blog : http://oracleerrormsgs.blogspot.fr/
Viste our Support Blog : http://oracleerror1.blogspot.fr/
Viste our Support Blog : http://supports-oracle.blogspot.com/
Viste our Support Blog : http://oracleerrorcodelist.blogspot.fr/
Viste our Support Blog : http://all-dba-support.blogspot.fr/
Viste our Support Blog : http://my-support-oracle.blogspot.fr/
-------------------------------------------------------

Your source for help on all Oracle database error codes :
------------------------
ORA-13432: GeoRaster metadata blankCellValue error
ORA-02755: osnfsmcre: cannot create chared memory file ?/dbs/ftt_.dbf
ORA-32578: password for SYS already specified
ORA-19261: XQ0041 - non empty URI in QName
ORA-22605: FDO handle [] is not initialized
ORA-19680: some blocks not recovered. See trace file for details
ORA-15076: Emulating I/O errors on the OSM disk
ORA-10199: set parameter in session
ORA-14132: table cannot be used in EXCHANGE
ORA-01224: group number in header does not match GROUP
ORA-28174: Kerberos ticket not provided by proxy
ORA-19759: block change tracking is not enabled
ORA-24199: message store is overflow
ORA-27041: unable to open file
ORA-16193: Primary and standby network encryption mismatch
ORA-12052: cannot fast refresh materialized view .
ORA-09350: Windows 32-bit Two-Task driver unable to allocate context
ORA-19045: character set id specified for XMLSerialize not valid
ORA-19902: incarnation key not found
ORA-12209: TNS:encountered uninitialized global
-------------------------------------------------------
Error Oracle : ora-14124 http://www.high-oracle.com/ora-14124/
Error Oracle : ora-23314 http://www.high-oracle.com/ora-23314/
Error Oracle : ora-30454 http://www.high-oracle.com/ora-30454/
Error Oracle : ora-10652 http://www.high-oracle.com/ora-10652/
Error Oracle : ora-16031 http://www.high-oracle.com/ora-16031/
Error Oracle : ora-22921 http://www.high-oracle.com/ora-22921/
Error Oracle : ora-24060 http://www.high-oracle.com/ora-24060/
Error Oracle : ora-31691 http://www.high-oracle.com/ora-31691/
Error Oracle : ora-29294 http://www.high-oracle.com/ora-29294/
Error Oracle : ora-16565 http://www.high-oracle.com/ora-16565/
Error Oracle : ora-28177 http://www.high-oracle.com/ora-28177/
Error Oracle : ora-23420 http://www.high-oracle.com/ora-23420/
Error Oracle : ora-01575 http://www.high-oracle.com/ora-01575/
Error Oracle : ora-29894 http://www.high-oracle.com/ora-29894/
Error Oracle : ora-22275 http://www.high-oracle.com/ora-22275/
Error Oracle : ora-30121 http://www.high-oracle.com/ora-30121/
Error Oracle : ora-02306 http://www.high-oracle.com/ora-02306/
Error Oracle : ora-16533 http://www.high-oracle.com/ora-16533/
Error Oracle : ora-07238 http://www.high-oracle.com/ora-07238/
Error Oracle : ora-27008 http://www.high-oracle.com/ora-27008/
-------------------------------------------------------
Viste our Support Blog : http://updatefun.blogspot.fr/
Viste our Support Blog : http://oracleerrormsgs.blogspot.fr/
Viste our Support Blog : http://oracleerror1.blogspot.fr/
Viste our Support Blog : http://oracleerrorcodelist.blogspot.fr/
Viste our Support Blog : http://all-dba-support.blogspot.fr/
Viste our Support Blog : http://my-support-oracle.blogspot.fr/
-------------------------------------------------------