ErrorException[ Strict ]: Only variables should be assigned by reference

/data3/www/www.bz-e.com/exian/task/reward/control/task_info.php[ 8 ]

 3 
 4 
 5 $nav_active_index = 'reward';
 6 $prom_rule=$kekezu->_prom_obj->get_prom_rule('bid_task');
 7 
 8 $task_class = &reward_task_class::get_instance ( $task_info );
 9 
10 $task_info = $task_class->_task_info;
11 $class_arr=$task_info['class_arr'];
12 
13 $task_config = $task_class->_task_config;
  1. /data3/www/www.bz-e.com/exian/task/reward/control/task_info.php [ 8 ] » error_handler ( arguments )

  2. /data3/www/www.bz-e.com/exian/control/task.php [ 33 ] » require ( arguments )

  3. /data3/www/www.bz-e.com/exian/index.php [ 27 ] » include ( arguments )

Environment