Gdk-WARNING **: locale not supported by C library

[arivasvera]

Hello, when I try unoconv --listener & appears this:
root@B252 []# unoconv --listener &
[1] 6656
root@B252 []#
(process:6658): Gdk-WARNING **: locale not supported by C library

(soffice:6658): Gtk-WARNING **: Locale not supported by C library.
Using the fallback 'C' locale.
/usr/lib64/libreoffice/program/soffice.bin X11 error: Can't open display:
Set DISPLAY environment variable, use -display option
or check permissions of your X-Server
(See "man X" resp. "man xhost" for details)

[1]+ Done unoconv --listener
root@B252 []#
/* ========== */
---------> And I try:
root@B252 []# unoconv -f png file.ppt

(process:6724): Gdk-WARNING **: locale not supported by C library

(soffice:6724): Gtk-WARNING **: Locale not supported by C library.
Using the fallback 'C' locale.
/usr/lib64/libreoffice/program/soffice.bin X11 error: Can't open display:
Set DISPLAY environment variable, use -display option
or check permissions of your X-Server
(See "man X" resp. "man xhost" for details)
Error: Unable to connect or start own listener. Aborting.
root@B252 [~]#
Please help me, i use Centos 6.3

[dagwieers]

Did you read the documentation ?

Did you upgrade your LibreOffice ?

You shouldn't need an X-server or a DISPLAY.

[dagwieers]

I am closing this ticket because we did not get any feedback.
The documentation provides ample guidance for related issues.
If this issue is still pertinent, feel free to reopen this issue.