BUG #5380: error in xlog

The following bug has been logged online:

Bug reference:      5380
Logged by:          Krishnamoorthy
Email address:      krishnachml@gmail.com
PostgreSQL version: 8.0.3
Operating system:   RHEL 3
Description:        error in xlog
Details:

Dear Sir/Mam.

Kindly find the below  error,when i am trying to view database using /d
command,

WARNING:  could not write block 521 of 1663/31219/31430
DETAIL:  Multiple failures --- write error may be permanent.
ERROR:  xlog flush request 0/37395DB4 is not satisfied --- flushed only to
0/30000058
CONTEXT:  writing block 521 of relation 1663/31219/31430

Kindly send me the solution for above mentioned issue.

Thanks and Regards,
Krishnamoorthy