Upgrading RC2->PL: Blank page, seems to be cache-error

[26-Jul-2010 00:06:24] PHP Fatal error:  Class 'BreadCrumbs' not found in /Users/bnetz/Sites/modx-info/core/cache/elements/modsnippet/3.include.cache.php on line 40
[26-Jul-2010 00:06:27] PHP Fatal error:  Class 'BreadCrumbs' not found in /Users/bnetz/Sites/modx-info/core/cache/elements/modsnippet/3.include.cache.php on line 40

Finding package with signature: breadcrumbs-1.1-rc1
Could not open file for reading: breadcrumbs-1.1-rc1.transport.zip?revolution_version=Revolution-2.0.0-pl
MODx could not download the file. You must enable allow_url_fopen, cURL or fsockopen to use remote transport packaging.
Could not transfer package breadcrumbs-1.1-rc1.transport.zip to /Users/bnetz/Sites/modx-info/core/packages/.
Package found. Preparing to uninstall.
Could not open file for reading: breadcrumbs-1.1-rc1.transport.zip?revolution_version=Revolution-2.0.0-pl
MODx could not download the file. You must enable allow_url_fopen, cURL or fsockopen to use remote transport packaging.
Could not transfer package breadcrumbs-1.1-rc1.transport.zip to /Users/bnetz/Sites/modx-info/core/packages/.
Could not load transport package.

<?php 
echo '<pre>'; 
var_dump(curl_version()); 
echo '</pre>'; 
?>

array(9) {
  ["version_number"]=>
  int(463872)
  ["age"]=>
  int(3)
  ["features"]=>
  int(1565)
  ["ssl_version_number"]=>
  int(0)
  ["version"]=>
  string(6) "7.20.0"
  ["host"]=>
  string(23) "i386-apple-darwin8.11.1"
  ["ssl_version"]=>
  string(14) "OpenSSL/0.9.7l"
  ["libz_version"]=>
  string(5) "1.2.3"
  ["protocols"]=>
  array(16) {
    [0]=>
    string(4) "dict"
    [1]=>
    string(4) "file"
    [2]=>
    string(3) "ftp"
    [3]=>
    string(4) "ftps"
    [4]=>
    string(4) "http"
    [5]=>
    string(5) "https"
    [6]=>
    string(4) "imap"
    [7]=>
    string(5) "imaps"
    [8]=>
    string(4) "ldap"
    [9]=>
    string(4) "pop3"
    [10]=>
    string(5) "pop3s"
    [11]=>
    string(4) "rtsp"
    [12]=>
    string(4) "smtp"
    [13]=>
    string(5) "smtps"
    [14]=>
    string(6) "telnet"
    [15]=>
    string(4) "tftp"
  }
}