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I'm trying to install Arch Linux, and have successfully connected to the internet via wifi. I'm also able to ping servers, but when trying to install the base system from pacstrap /mnt base, I'm getting: error: failed retrieving file 'core.db' from...... I have even tried a wired connection, but it didn't work.

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Do you have IPv6 enabled? Have you tried traceroute – ahaw Feb 17 '14 at 13:57

You problably have outdated mirrors. Try update them from or download latest iso from Other cause could be DNS problem. Can you ping servers by their names?

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I've used the lates feb iso and yes I can ping servers – nqqqq Feb 17 '14 at 13:15

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