warnings in console after running gedit

[Алексей]

(gedit:2235): GtkSourceView-WARNING **: in file /usr/share/gtksourceview-3.0/language-specs/octave.lang: style 'octave:keyword' not defined

(gedit:2235): GtkSourceView-WARNING **: in file /usr/share/gtksourceview-3.0/language-specs/octave.lang: style 'octave:keyword' not defined

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: gedit 3.6.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-20.31-generic 3.5.7.1
Uname: Linux 3.5.0-20-generic x86_64
ApportVersion: 2.6.1-0ubuntu9
Architecture: amd64
Date: Sun Dec 16 01:23:22 2012
InstallationDate: Installed on 2012-10-29 (47 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120817.1)
MarkForUpload: True
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gedit
UpgradeStatus: Upgraded to quantal on 2012-10-30 (46 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Алексей (riadwaw)]

BTW, There are already no warning for me.