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error at end of upgrade for opera 21

  • successfuly downloaded and ran upgrade to to 20. However it kept trying to upgrade and came up with errors.
    I dumped cleaned out 20 and 12.16 and tried a clean install. Still got a error at end of install. So am now back to 12.16 which ungraded to 12.17 but still unable to upgrade to 21 or 22 without error end end of install.

  • What error?

    Does your processor support SSE2? It's a new requirement for Opera 21 and later.