I slightly hacked the code.The error is not shown now
function buddypress_login_redirection($redirect_url,$request_url,$user)
{
global $bp;
if( $user && is_object( $user ) && is_a( $user, 'WP_User' ) ) {
$selected_option = get_option('blr_select_redirection');
if($selected_option == 'one')
{
return bp_core_get_user_domain($user->ID).'profile/';
}
elseif($selected_option=='two')
{
$activity_slug = bp_get_activity_root_slug();
$redirect_url = $bp->root_domain."/".$activity_slug;
return $redirect_url;
}
else
{
$activity_slug = bp_get_activity_root_slug();
$friends_activity = bp_core_get_user_domain($user->ID).$activity_slug."/friends/";
return $friends_activity;
}
}
return $redirect_url;
}