BUG #10870: digest crypto function

The following bug has been logged on the website:

Bug reference: 10870
Logged by: Ramesh
Email address: rameshparnanditech(at)gmail(dot)com
PostgreSQL version: 9.3.3
Operating system: windows 7
Description:

HI,
I am new postgres,i have a problem with digest function.

i ran create extension pgcrypto; as super user

here ,logged in as super user
postgres=#select digest('hi','sha1');
digest
--------
3xc232ccc323

i created devl database and user ramesh other then super user..

when i try same statement with diffrent users i'm not able to run ..
its return error like this way
ramesh=# select digest('hi','sha1')
ramesh-# ;
ERROR: function digest(unknown, unknown) does not exist
LINE 1: select digest('hi','sha1')
^
HINT: No function matches the given name and argument types. You might need
to
add explicit type casts.

but super user its working correct..please let me know how to solve this
issue..