Notice: Use of undefined constant SORTARRIVAL - assumed 'SORTARRIVAL' in /var/www/horde/imp/config/prefs.php on line 919

Notice: Use of undefined constant SORTARRIVAL - assumed 'SORTARRIVAL' in /var/www/horde/imp/config/prefs.php on line 923

Notice: Use of undefined constant SORTDATE - assumed 'SORTDATE' in /var/www/horde/imp/config/prefs.php on line 924

Notice: Use of undefined constant SORTFROM - assumed 'SORTFROM' in /var/www/horde/imp/config/prefs.php on line 925

Notice: Use of undefined constant SORTTO - assumed 'SORTTO' in /var/www/horde/imp/config/prefs.php on line 926

Notice: Use of undefined constant SORTSUBJECT - assumed 'SORTSUBJECT' in /var/www/horde/imp/config/prefs.php on line 927

Notice: Use of undefined constant SORTSIZE - assumed 'SORTSIZE' in /var/www/horde/imp/config/prefs.php on line 928

Notice: Use of undefined constant OP_HALFOPEN - assumed 'OP_HALFOPEN' in /var/www/horde/imp/lib/Block/summary.php on line 54

Notice: Undefined index: log in /var/www/horde/lib/Horde.php on line 49
A fatal error has occurred
Auth_imp: Required IMAP extension not found.

[line 44 of /var/www/horde/imp/lib/Auth/imp.php]
Details (also in Horde's logfile):

object(pear_error)(8) {
  ["error_message_prefix"]=>
  string(0) ""
  ["mode"]=>
  int(1)
  ["level"]=>
  int(1024)
  ["code"]=>
  NULL
  ["message"]=>
  string(44) "Auth_imp: Required IMAP extension not found."
  ["userinfo"]=>
  NULL
  ["backtrace"]=>
  array(10) {
    [0]=>
    array(6) {
      ["file"]=>
      string(28) "/var/www/horde/pear/PEAR.php"
      ["line"]=>
      int(572)
      ["function"]=>
      string(10) "pear_error"
      ["class"]=>
      string(10) "pear_error"
      ["type"]=>
      string(2) "->"
      ["args"]=>
      array(5) {
        [0]=>
        string(44) "Auth_imp: Required IMAP extension not found."
        [1]=>
        NULL
        [2]=>
        int(1)
        [3]=>
        int(1024)
        [4]=>
        NULL
      }
    }
    [1]=>
    array(6) {
      ["file"]=>
      string(35) "/var/www/horde/imp/lib/Auth/imp.php"
      ["line"]=>
      int(44)
      ["function"]=>
      string(10) "raiseerror"
      ["class"]=>
      string(4) "pear"
      ["type"]=>
      string(2) "::"
      ["args"]=>
      array(1) {
        [0]=>
        string(44) "Auth_imp: Required IMAP extension not found."
      }
    }
    [2]=>
    array(6) {
      ["file"]=>
      string(33) "/var/www/horde/lib/Horde/Auth.php"
      ["line"]=>
      int(1259)
      ["function"]=>
      string(8) "auth_imp"
      ["class"]=>
      string(8) "auth_imp"
      ["type"]=>
      string(2) "->"
      ["args"]=>
      array(1) {
        [0]=>
        &array(1) {
          ["username"]=>
          string(13) "Administrator"
        }
      }
    }
    [3]=>
    array(6) {
      ["file"]=>
      string(33) "/var/www/horde/lib/Horde/Auth.php"
      ["line"]=>
      int(1296)
      ["function"]=>
      string(7) "factory"
      ["class"]=>
      string(4) "auth"
      ["type"]=>
      string(2) "::"
      ["args"]=>
      array(2) {
        [0]=>
        &array(2) {
          [0]=>
          string(3) "imp"
          [1]=>
          string(3) "imp"
        }
        [1]=>
        &array(1) {
          ["username"]=>
          string(13) "Administrator"
        }
      }
    }
    [4]=>
    array(6) {
      ["file"]=>
      string(30) "/var/www/horde/imp/lib/IMP.php"
      ["line"]=>
      int(204)
      ["function"]=>
      string(9) "singleton"
      ["class"]=>
      string(4) "auth"
      ["type"]=>
      string(2) "::"
      ["args"]=>
      array(1) {
        [0]=>
        &array(2) {
          [0]=>
          string(3) "imp"
          [1]=>
          string(3) "imp"
        }
      }
    }
    [5]=>
    array(6) {
      ["file"]=>
      string(40) "/var/www/horde/imp/lib/Block/summary.php"
      ["line"]=>
      int(54)
      ["function"]=>
      string(19) "checkauthentication"
      ["class"]=>
      string(3) "imp"
      ["type"]=>
      string(2) "::"
      ["args"]=>
      array(2) {
        [0]=>
        &string(11) "OP_HALFOPEN"
        [1]=>
        &bool(true)
      }
    }
    [6]=>
    array(6) {
      ["file"]=>
      string(34) "/var/www/horde/lib/Horde/Block.php"
      ["line"]=>
      int(145)
      ["function"]=>
      string(8) "_content"
      ["class"]=>
      string(23) "horde_block_imp_summary"
      ["type"]=>
      string(2) "->"
      ["args"]=>
      array(0) {
      }
    }
    [7]=>
    array(6) {
      ["file"]=>
      string(46) "/var/www/horde/lib/Horde/Block/Layout/View.php"
      ["line"]=>
      int(99)
      ["function"]=>
      string(10) "getcontent"
      ["class"]=>
      string(23) "horde_block_imp_summary"
      ["type"]=>
      string(2) "->"
      ["args"]=>
      array(0) {
      }
    }
    [8]=>
    array(6) {
      ["file"]=>
      string(40) "/var/www/horde/services/portal/index.php"
      ["line"]=>
      int(40)
      ["function"]=>
      string(6) "tohtml"
      ["class"]=>
      string(23) "horde_block_layout_view"
      ["type"]=>
      string(2) "->"
      ["args"]=>
      array(0) {
      }
    }
    [9]=>
    array(4) {
      ["file"]=>
      string(24) "/var/www/horde/login.php"
      ["line"]=>
      int(136)
      ["args"]=>
      array(1) {
        [0]=>
        string(40) "/var/www/horde/services/portal/index.php"
      }
      ["function"]=>
      string(7) "require"
    }
  }
  ["callback"]=>
  NULL
}