Error "E:Failed to fetch http://es-mirrors.evowise.com/ubuntu/dists/artful/multiverse/binary-i386/by-hash/SHA256/d1f9e7ec6489f3540ddd3399c345799e46d2e1213570f510ca41bd12d5b9407e Hash Sum mismatch Hashes of expected file: - Filesize:142776 [weak] - SHA256:d1f9e7ec6489f3540ddd3399c345799e46d2e1213570f510ca41bd12d5b9407e - SHA1:16f5314466b815e49a6b53124ba88bd434304b9e [weak] - MD5Sum:c7b94987695731eb16b07c5bb0c8311d [weak] Hashes of received file: - SHA256:8da861b95323d6b98fdcc24324eee84baa90aa6159cf9b7134fe81432639e14e - SHA1:9ecda16f6e859d480eacde0b06800c58f7d7a43e [weak] - MD5Sum:f8c8486e5ab253cb02209022ff3d0dc1 [weak] - Filesize:142776 [weak] Last modification reported: Wed, 18 Oct 2017 08:50:51 +0000 Release file created at: Thu, 19 Oct 2017 12:55:45 +0000 , E:Some index files failed to download. They have been ignored, or old ones used instead.Error Message
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Try changing the server. – Oct 21 '17 at 14:26
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Tried but upgrade failed with same error – Sandesh Oct 23 '17 at 04:09
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Does this answer your question? Trouble downloading packages list due to a "Hash sum mismatch" error – karel Apr 21 '22 at 03:46
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It can be some bad cache between you and the servers.
Please try:
sudo apt -o Acquire::https::No-Cache=True -o Acquire::http::No-Cache=True update
In a terminal.
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Tried this and started upgrading to 17.10 but failed again with the same error – Sandesh Oct 23 '17 at 04:12