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skrizwanali
October 19th, 2011, 04:38 AM
every time i try to update my ubuntu 11.10 it shows an error:

W: Failed to fetch gzip:/var/lib/apt/lists/partial/us.archive.ubuntu.com_ubuntu_dists_oneiric_univers e_source_Sources Hash Sum mismatch

E: Some index files failed to download. They have been ignored, or old ones used instead.
riz@riz-Inspiron-1420:~$

wat sud i do to avoid this??