I am running PostgreSQL 9.01 on windows 2008, RAID 10 with 4 disk. Yesterday, one of 4 disks RAID 10 error and I copy data directory to USB. Today, When I start postgresql i have error log 2011-05-24 17:20:01 ICT LOG: database system was shut down at 2011-05-24 02:40:49 ICT 2011-05-24 17:20:01 ICT LOG: unexpected pageaddr 1/A1F8E000 in log file 1, segment 177, offset 16310272 2011-05-24 17:20:01 ICT LOG: invalid primary checkpoint record 2011-05-24 17:20:01 ICT LOG: invalid secondary checkpoint record 2011-05-24 17:20:01 ICT PANIC: could not locate a valid checkpoint record This application has requested the Runtime to terminate it in an unusual way. Please contact the application's support team for more information. 2011-05-24 17:20:01 ICT LOG: startup process (PID 6252) exited with exit code 3 2011-05-24 17:20:01 ICT LOG: aborting startup due to startup process failure Is there any way to help me? Thanks you very much Tuan Hoang Anh -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general