latex-cjk编译出错

["Luo Yong" <cyberblue.yong@gmail.com>]

我安装了latex-cjk-chinese，可是下面这个源文件通不过编译

==>
\documentclass[11pt]{article}
\usepackage{CJK}
\begin{document}
\begin{CJK}{GBK}{song}
aaa什么
\end{CJK}
\end{document}

<==

编译用的命令是

latex test002.tex

出错信息是:

==>
This is pdfeTeX, Version 3.141592-1.21a-2.2 (Web2C 7.5.4)
entering extended mode
(./test002.tex
LaTeX2e <2003/12/01>
Babel <v3.8d> and hyphenation patterns for american, french, german, ngerman, b
ahasa, basque, bulgarian, catalan, croatian, czech, danish, dutch, esperanto, e
stonian, finnish, greek, icelandic, irish, italian, latin, magyar, norsk, polis
h, portuges, romanian, russian, serbian, slovak, slovene, spanish, swedish, tur
kish, ukrainian, nohyphenation, pinyin, loaded.
(/usr/share/texmf-tetex/tex/latex/base/article.cls
Document Class: article 2004/02/16 v1.4f Standard LaTeX document class
(/usr/share/texmf-tetex/tex/latex/base/size11.clo))
(/usr/share/texmf/tex/latex/CJK/CJK.sty
(/usr/share/texmf/tex/latex/CJK/mule/MULEenc.sty)
(/usr/share/texmf/tex/latex/CJK/CJK.enc)) (./test002.aux)
(/usr/share/texmf/tex/latex/CJK/standard.bdg)
(/usr/share/texmf/tex/latex/CJK/extended.enc)
(/usr/share/texmf/tex/latex/CJK/extended.chr)
! Undefined control sequence.
try@size@range ...extract@rangefontinfo font@info
                                                 <-*>@nil <@nnil
l.5 aaa什
        么
? OK, entering batchmode

<==


我不知道在哪里出的错，多谢了