BUG #5930: Increasing log level to debug5 database not working

The following bug has been logged online:

Bug reference: 5930
Logged by: thiruppathi
Email address: tgandhi(at)prion-group(dot)com
PostgreSQL version: 9.0
Operating system: windows server standard
Description: Increasing log level to debug5 database not working
Details:

If i increase log level to debug5 in postgresql.conf file my database
connection not working i am getting error like follows so please give me
solution or any thing i should do for recover this problem.

forked new backend, pid=2720 socket=744
2011-03-15 16:27:51 CET DEBUG: postgres child[2720]: starting with (
2011-03-15 16:27:51 CET DEBUG: postgres
2011-03-15 16:27:51 CET DEBUG: 1Unified
2011-03-15 16:27:51 CET DEBUG: )
2011-03-15 16:27:51 CET DEBUG: InitPostgres
2011-03-15 16:27:51 CET DEBUG: my backend id is 3
2011-03-15 16:27:51 CET DEBUG: StartTransaction
2011-03-15 16:27:51 CET DEBUG: name: unnamed; blockState: DEFAULT;
state: INPROGR, xid/subid/cid: 0/1/0, nestlvl: 1, children:
2011-03-15 16:27:52 CET DEBUG: received password packet
2011-03-15 16:27:52 CET DEBUG: CommitTransaction
2011-03-15 16:27:52 CET DEBUG: name: unnamed; blockState: STARTED;
state: INPROGR, xid/subid/cid: 0/1/0, nestlvl: 1, children:
2011-03-15 16:27:52 CET DEBUG: StartTransactionCommand
2011-03-15 16:27:52 CET STATEMENT: select oid, typbasetype from pg_type
where typname = 'lo'
2011-03-15 16:27:52 CET DEBUG: StartTransaction
2011-03-15 16:27:52 CET STATEMENT: select oid, typbasetype from pg_type
where typname = 'lo'
2011-03-15 16:27:52 CET DEBUG: name: unnamed; blockState: DEFAULT;
state: INPROGR, xid/subid/cid: 0/1/0, nestlvl: 1, children:
2011-03-15 16:27:52 CET STATEMENT: select oid, typbasetype from pg_type
where typname = 'lo'
2011-03-15 16:27:52 CET DEBUG: CommitTransactionCommand
2011-03-15 16:27:52 CET STATEMENT: select oid, typbasetype from pg_type
where typname = 'lo'
2011-03-15 16:27:52 CET DEBUG: CommitTransaction
2011-03-15 16:27:52 CET STATEMENT: select oid, typbasetype from pg_type
where typname = 'lo'
2011-03-15 16:27:52 CET DEBUG: name: unnamed; blockState: STARTED;
state: INPROGR, xid/subid/cid: 0/1/0, nestlvl: 1, children:
2011-03-15 16:27:52 CET STATEMENT: select oid, typbasetype from pg_type
where typname = 'lo'
2011-03-15 16:28:01 CET DEBUG: StartTransaction
2011-03-15 16:28:01 CET DEBUG: name: unnamed; blockState: DEFAULT;
state: INPROGR, xid/subid/cid: 0/1/0, nestlvl: 1, children:
2011-03-15 16:28:01 CET DEBUG: CommitTransaction
2011-03-15 16:28:01 CET DEBUG: name: unnamed; blockState: STARTED;
state: INPROGR, xid/subid/cid: 0/1/0, nestlvl: 1, children:
2011-03-15 16:28:01 CET DEBUG: StartTransaction
2011-03-15 16:28:01 CET DEBUG: name: unnamed; blockState: DEFAULT;
state: INPROGR, xid/subid/cid: 0/1/0, nestlvl: 1, children:
2011-03-15 16:28:01 CET DEBUG: CommitTransaction