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  • Member Since: March 8th, 2010
  • @boem on WordPress.org
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  • Posted a reply to 2.8 upgrade results in Warning: preg_match() [function.preg-match]: Unknown modi, on the site WordPress Support Forums:
    Same error when upgraded from 2.6 to 2.9. Resolved by editting the permalink settings to…

    7 years ago