Unable to start pg service

2006-06-19 10:31:55 LOG:  database system shutdown was interrupted at 2006-06-19

 10:23:06

2006-06-19 10:31:55 LOG:  checkpoint record is at 0/17B1FC0

2006-06-19 10:31:55 LOG:  redo record is at 0/17B1FC0; undo record is at 0/0; sh

utdown TRUE

2006-06-19 10:31:55 LOG:  next transaction id: 105375; next oid: 28662

2006-06-19 10:31:55 LOG:  database system was not properly shut down; automatic

recovery in progress

2006-06-19 10:31:55 LOG:  ReadRecord: invalid magic number 0000 in log file 0, s

egment 1, offset 8069120

2006-06-19 10:31:55 LOG:  redo is not required

2006-06-19 10:31:57 PANIC:  XLogWrite: write request 0/17B2000 is past end of lo

g 0/17B2000

2006-06-19 10:31:57 DEBUG:  reaping dead processes

2006-06-19 10:31:57 LOG:  startup process (pid 2304) was terminated by signal 6

2006-06-19 10:31:57 LOG:  aborting startup due to startup process failure

2006-06-19 10:31:57 DEBUG:  proc_exit(1)

2006-06-19 10:31:57 DEBUG:  shmem_exit(1)

IpcMemoryDetach: shmdt(0xd00000) failed: Invalid argument

2006-06-19 10:31:57 DEBUG:  exit(1)