BUG #1438: Non UTF-8 client encoding problem

The following bug has been logged online:

Bug reference: 1438
Logged by: Estagus
Email address: wizard580@gmail.com
PostgreSQL version: 7.4.6
Operating system: Debian SID
Description: Non UTF-8 client encoding problem
Details:

Hi...
I use postgresql 7.4.6 on Debian woody SID/unstable.
I set client encoding to koi8 in file postgresql.conf
I connect to base using psql shell.

See shell commands:
# \encoding
KOI8
# \d
bla bla bla all ok

# CREATE TABLE onoff(id BIGSERIAL UNIQUE NOT NULL, user_id BIGINT NOT NULL,
made_id BIGINT NOT NULL, progress BOOL NOT NULL, is_on BOOL NOT NULL,
tarif_id INTEGER NOT NULL, date_ins DATE NOT NULL, date_todo DATE NOT
NULL);
ERROR: ignoring unconvertible UTF-8 character 0xd3cf

# set client_encoding to utf8;
SET

# CREATE TABLE onoff(id BIGSERIAL UNIQUE NOT NULL, user_id BIGINT NOT NULL,
made_id BIGINT NOT NULL, progress BOOL NOT NULL, is_on BOOL NOT NULL,
tarif_id INTEGER NOT NULL, date_ins DATE NOT NULL, date_todo DATE NOT
NULL);
bla bla bla all ok...

# \d
ERROR in russian...

# set client_encoding to koi8;
SET

# \d
all ok...

If i missed some info, please tell me...