Failed to run initdb

Hi, I've just tried to install on Windows 2000 server (SP4) and get the
error "Failed to run initdb: 1!"

Here is the logfile :

-------------------------------------
The files belonging to this database system will be owned by user
"postgres".
This user must also own the server process.

The database cluster will be initialized with locale C.

fixing permissions on existing directory C:/Program
Files/PostgreSQL/7.5/data ... ok
creating directory C:/Program Files/PostgreSQL/7.5/data/global ... ok
creating directory C:/Program Files/PostgreSQL/7.5/data/pg_xlog ... ok
creating directory C:/Program
Files/PostgreSQL/7.5/data/pg_xlog/archive_status ... ok
creating directory C:/Program Files/PostgreSQL/7.5/data/pg_clog ... ok
creating directory C:/Program Files/PostgreSQL/7.5/data/pg_subtrans ... ok
creating directory C:/Program Files/PostgreSQL/7.5/data/base ... ok
creating directory C:/Program Files/PostgreSQL/7.5/data/base/1 ... ok
creating directory C:/Program Files/PostgreSQL/7.5/data/pg_tblspc ... ok
selecting default max_connections ... 10
selecting default shared_buffers ... 50
creating configuration files ... ok
creating template1 database in C:/Program Files/PostgreSQL/7.5/data/base/1
... FATAL: could not create shared memory segment: No error
DETAIL: Failed system call was shmget(key=1, size=1196032, 03600).
Deleted file - C:\Program Files\PostgreSQL\7.5\data\pg_hba.conf
Deleted file - C:\Program Files\PostgreSQL\7.5\data\pg_ident.conf
Deleted file - C:\Program Files\PostgreSQL\7.5\data\PG_VERSION
Deleted file - C:\Program Files\PostgreSQL\7.5\data\postgresql.conf
child process was terminated by signal 1
initdb: failed
initdb: removing contents of data directory "C:/Program
Files/PostgreSQL/7.5/data"

-------------------------------------

Stephane
webmaster(at)bebe-nounou(dot)com

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