as reg original question.
U got hindi also set as ur locale

.dude set en_US.UTF8 as ur default LANG-if ur using ur Linux in ENGLISH.
ur problem is ur distro does not yet set "LC_ALL" env variable for U. a temporary soltn is to try setting as below in a terminal.
Code:
~$LC_ALL=en_US.UTF-8
press enter.now try subversion(svn).
^^ this will last for current session only and u need to save this in ur locale mgmt file.(/etc/locale.something..).this is managed
may be by some gui tools in pclin os.search..
http://www.short-media.com/articles/...gnulinux_shell
^^ a terminal help for new Linux/UNIX users.
after entering "locale" after "#" prompt,did u pressed keyboard TAB key(twice)?bash shell(terminal) tries to auto complete.just post what all commands u got.
if u dont get how to be a root(admin) user-
open a terminal(with a "$" prompt).type below commands and press enter:
give ur root password and enter to get a root(with a "#" prompt) terminal and try above.
ps:Hey some mandr(ake)iva users here..help him get the command to regenerate locale files.