Profile Listings Error When Filtering on Custom Field Checkbox Value(s)

warning: array_keys() [function.array-keys]: The first argument should
be an array in /home/clients/caltha/www/demo.openngo.org/php5/civicrm/drupal-php5/modules/civicrm/CRM/Core/BAO/CustomValue.php
on line 355.

warning: implode() [function.implode]: Bad arguments. in
/home/clients/caltha/www/demo.openngo.org/php5/civicrm/drupal-php5/modules/civicrm/CRM/Core/BAO/CustomValue.php
on line 355.

warning: Invalid argument supplied for foreach() in
/home/clients/caltha/www/demo.openngo.org/php5/civicrm/drupal-php5/modules/civicrm/CRM/Core/Selector/Base.php
on line 124.

This happens if you use a checkbox custom field in Profile/Listings -
and then click on the populated value from My Account. Example url for
the above error is:

http://demo.openngo.org/civicrm/drupal-php5/civicrm/profile?reset=1&custom_10=Arts+Education%2C+World+Peace