“UnicodeDecodeError: 'ascii' codec”相關問題解決方案

“UnicodeDecodeError: 'ascii' codec”相關問題解決方案
問題

新裝了CentOS 6.5系統，打算使用yum安裝程式是出現了如下錯誤：

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1. Loadingmirrorspeedsfromcachedhostfile
2. Traceback(mostrecentcalllast):
3. File"/usr/bin/yum",line29,in<module>
4. yummain.user_main(sys.argv[1:],exit_code=True)
5. File"/usr/share/yum-cli/yummain.py",line285,inuser_main
6. errcode=main(args)
7. File"/usr/share/yum-cli/yummain.py",line136,inmain
8. result,resultmsgs=base.doCommands()
9. File"/usr/share/yum-cli/cli.py",line434,indoCommands
10. self._getTs(needTsRemove)
11. File"/usr/lib/python2.6/site-packages/yum/depsolve.py",line99,in_getTs
12. self._getTsInfo(remove_only)
13. File"/usr/lib/python2.6/site-packages/yum/depsolve.py",line110,in_getTsInfo
14. pkgSack=self.pkgSack
15. File"/usr/lib/python2.6/site-packages/yum/__init__.py",line887,in<lambda>
16. pkgSack=property(fget=lambdaself:self._getSacks(),
17. File"/usr/lib/python2.6/site-packages/yum/__init__.py",line669,in_getSacks
18. self.repos.populateSack(which=repos)
19. File"/usr/lib/python2.6/site-packages/yum/repos.py",line279,inpopulateSack
20. self.doSetup()
21. File"/usr/lib/python2.6/site-packages/yum/repos.py",line105,indoSetup
22. self.ayum.plugins.run('postreposetup')
23. File"/usr/lib/python2.6/site-packages/yum/plugins.py",line184,inrun
24. func(conduitcls(self,self.base,conf,**kwargs))
25. File"/usr/lib/yum-plugins/fastestmirror.py",line197,inpostreposetup_hook
26. ifdowngrade_ftpand_len_non_ftp(repo.urls)==1:
27. File"/usr/lib/python2.6/site-packages/yum/yumRepo.py",line699,in<lambda>
28. urls=property(fget=lambdaself:self._geturls(),
29. File"/usr/lib/python2.6/site-packages/yum/yumRepo.py",line696,in_geturls
30. self._baseurlSetup()
31. File"/usr/lib/python2.6/site-packages/yum/yumRepo.py",line648,in_baseurlSetup
32. self.mirrorurls=self._replace_and_check_url(mirrorurls)
33. File"/usr/lib/python2.6/site-packages/yum/yumRepo.py",line691,in_replace_and_check_url
34. print'YumRepoError:AllmirrorURLsarenotusingftp,http[s]orfile.\nEg.%s'%misc.to_utf8(skipped)
35. File"/usr/lib64/python2.6/codecs.py",line351,inwrite
36. data,consumed=self.encode(object,self.errors)
37. UnicodeDecodeError:'ascii'codeccan'tdecodebyte0xbcinposition3746:ordinalnotinrange(128)

解決方案

依次執行以下操作:

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1. cd/var/lib/rpm/
3. rm-i__db.*
5. yumcleanall
7. yumhistorynew