Fatal error: Uncaught Error: Class 'Civi\BAO\Import' not found in C:\wwwroot\sanguo_22fqiz\web\civicrm\ext\civiimport\Managed\ImportSearches.mgd.php:7 Stack trace: #0 {main} thrown in C:\wwwroot\sanguo_22fqiz\web\civicrm\ext\civiimport\Managed\ImportSearches.mgd.php on line 7