The calendar plugin serch for the ‚rcube_utils‘ Class witch not exists.
[18-Sep-2012 10:42:02] PHP Fatal error: Class 'rcube_utils' not found in XXXXX/plugins/calendar/drivers/database/database_driver.php on line 758
There are no Class ‚rcube_utils‘ available, but the function explode_quoted_string() exist in the file program/include/rcube_shared.inc and names rcube_explode_quoted_string. So we edit the plugins/calendar/drivers/database/database_driver.php on line 758 as follow:
< foreach (rcube_explode_quoted_string(';', $line) as $prop) {
> foreach (rcube_utils::explode_quoted_string(';', $line) as $prop) {