CentOS 中使用yum出现的“UnicodeDecodeError: 'ascii' codec”问题解决方法

3rew

问题

新装了CentOS 6.5系统，打算使用yum安装程序是出现了如下错误：



    Loading mirror speeds from cached hostfile  
    Traceback (most recent call last):  
      File "/usr/bin/yum", line 29, in <module>  
        yummain.user_main(sys.argv[1:], exit_code=True)  
      File "/usr/share/yum-cli/yummain.py", line 285, in user_main  
        errcode = main(args)  
      File "/usr/share/yum-cli/yummain.py", line 136, in main  
        result, resultmsgs = base.doCommands()  
      File "/usr/share/yum-cli/cli.py", line 434, in doCommands  
        self._getTs(needTsRemove)  
      File "/usr/lib/python2.6/site-packages/yum/depsolve.py", line 99, in _getTs  
        self._getTsInfo(remove_only)  
      File "/usr/lib/python2.6/site-packages/yum/depsolve.py", line 110, in _getTsInfo  
        pkgSack = self.pkgSack  
      File "/usr/lib/python2.6/site-packages/yum/__init__.py", line 887, in <lambda>  
        pkgSack = property(fget=lambda self: self._getSacks(),  
      File "/usr/lib/python2.6/site-packages/yum/__init__.py", line 669, in _getSacks  
        self.repos.populateSack(which=repos)  
      File "/usr/lib/python2.6/site-packages/yum/repos.py", line 279, in populateSack  
        self.doSetup()  
      File "/usr/lib/python2.6/site-packages/yum/repos.py", line 105, in doSetup  
        self.ayum.plugins.run('postreposetup')  
      File "/usr/lib/python2.6/site-packages/yum/plugins.py", line 184, in run  
        func(conduitcls(self, self.base, conf, **kwargs))  
      File "/usr/lib/yum-plugins/fastestmirror.py", line 197, in postreposetup_hook  
        if downgrade_ftp and _len_non_ftp(repo.urls) == 1:  
      File "/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 699, in <lambda>  
        urls = property(fget=lambda self: self._geturls(),  
      File "/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 696, in _geturls  
        self._baseurlSetup()  
      File "/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 648, in _baseurlSetup  
        self.mirrorurls = self._replace_and_check_url(mirrorurls)  
      File "/usr/lib/python2.6/site-packages/yum/yumRepo.py", line 691, in _replace_and_check_url  
        print 'YumRepo Error: All mirror URLs are not using ftp, http[s] or file.\n Eg. %s' % misc.to_utf8(skipped)  
      File "/usr/lib64/python2.6/codecs.py", line 351, in write  
        data, consumed = self.encode(object, self.errors)  
    UnicodeDecodeError: 'ascii' codec can't decode byte 0xbc in position 3746: ordinal not in range(128)  


解决方案

依次执行以下操作:



     cd /var/lib/rpm/  
      
    rm -i __db.*  
      
    yum clean all  
      
    yum history new