BuddyPress.org

Hi I have WP 3.1 and BP 1.2.8, and when I tried to post update in Group, I got the following errors

What should I edit?

Thanks,

—errors—

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 34

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 35

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 83

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 84

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 137

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 138

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 183

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 184

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 235

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 236

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 293

Warning: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of apply_filters(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in buddypress/bp-groups/bp-groups-notifications.php on line 294