PDOException Object ( [message:protected] => SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'user_id' cannot be null [string:Exception:private] => [code:protected] => 23000 [file:protected] => /opt/mycondoplans_com/www/dreammvc/core/dream_model.php [line:protected] => 794 [trace:Exception:private] => Array ( [0] => Array ( [file] => /opt/mycondoplans_com/www/dreammvc/core/dream_model.php [line] => 794 [function] => execute [class] => PDOStatement [type] => -> ) [1] => Array ( [file] => /opt/mycondoplans_com/www/dreammvc/core/dream_model.php [line] => 577 [function] => _Insert [class] => DreamModel [type] => -> ) [2] => Array ( [file] => /opt/mycondoplans_com/www/dreammvc/models/building_document_log_model.php [line] => 35 [function] => Save [class] => DreamModel [type] => -> ) [3] => Array ( [file] => /opt/mycondoplans_com/www/dreammvc/controllers/condos_building_documents_controller.php [line] => 49 [function] => log [class] => BuildingDocumentLogModel [type] => -> ) [4] => Array ( [file] => /opt/mycondoplans_com/www/dreammvc/core/dream_controller.php [line] => 30 [function] => Download [class] => CondosBuildingDocumentsController [type] => -> ) [5] => Array ( [file] => /opt/mycondoplans_com/www/index.php [line] => 108 [function] => ExecuteAction [class] => DreamController [type] => -> ) ) [previous:Exception:private] => [errorInfo] => Array ( [0] => 23000 [1] => 1048 [2] => Column 'user_id' cannot be null ) )