i was installing other 3d viwer and i got this

perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LC_PAPER = "en_IN",
LC_ADDRESS = "en_IN",
LC_MONETARY = "en_IN",
LC_NUMERIC = "en_IN",
LC_TELEPHONE = "en_IN",
LC_MESSAGES = "en_US",
LC_IDENTIFICATION = "en_IN",
LC_MEASUREMENT = "en_IN",
LC_TIME = "en_US",
LC_NAME = "en_IN",
LANG = "en_US"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").