- fixed small notice;

- fixed issue with download files with opened PHP buffers;

includes/core/class-files.php

@@ -183,6 +183,12 @@ if ( ! class_exists( 'um\core\Files' ) ) {
 			header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 			header('Pragma: public');
 			header('Content-Length: ' . $size);
+
+			$levels = ob_get_level();
+			for ( $i = 0; $i < $levels; $i++ ) {
+				@ob_end_clean();
+			}
+
 			readfile( $file_path );
 			exit;
 		}
@@ -217,6 +223,12 @@ if ( ! class_exists( 'um\core\Files' ) ) {
 			header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
 			header('Pragma: public');
 			header('Content-Length: ' . $size);
+
+			$levels = ob_get_level();
+			for ( $i = 0; $i < $levels; $i++ ) {
+				@ob_end_clean();
+			}
+
 			readfile( $file_path );
 			exit;
 		}

includes/core/class-gdpr.php

@@ -70,10 +70,9 @@ if ( ! class_exists( 'um\core\GDPR' ) ) {
 		 * @return mixed
 		 */
 		function email_registration_data( $submitted ) {
-
-			$timestamp = ! empty( $submitted['timestamp'] ) ? $submitted['timestamp'] : $submitted['use_gdpr_agreement'];
-
 			if ( ! empty( $submitted['use_gdpr_agreement'] ) ) {
+				$timestamp = ! empty( $submitted['timestamp'] ) ? $submitted['timestamp'] : $submitted['use_gdpr_agreement'];
+
 				$submitted['GDPR Applied'] = date( "d M Y H:i", $timestamp );
 				unset( $submitted['use_gdpr_agreement'] );
 			}