Temporarily quiet Sphinx indexing errors

sections/upload/upload_handle.php

@@ -56,9 +56,9 @@ $Properties['Media'] = $_POST['media'];
 $Properties['Codec'] = isset($_POST['codec']) ? $_POST['codec'] : '';
 if (!($_POST['resolution'] ?? false)) $_POST['resolution'] = $_POST['ressel'] ?? '';
 $Properties['Resolution'] = $_POST['resolution'] ?? '';
-$Properties['AudioFormat'] = isset($_POST['audioformat']) ? $_POST['audioformat'] : '';
-$Properties['Subbing'] = isset($_POST['sub']) ? $_POST['sub'] : '';
-$Properties['Language'] = isset($_POST['lang']) ? $_POST['lang'] : '';
+$Properties['AudioFormat'] = 'nil';
+$Properties['Subbing'] = 'nil';
+$Properties['Language'] = 'nil';
 $Properties['Subber'] = isset($_POST['subber']) ? $_POST['subber'] : '';
 $Properties['DLsiteID'] = (isset($_POST['dlsiteid'])) ? $_POST['dlsiteid'] : '';
 $Properties['Censored'] = (isset($_POST['censored'])) ? '1' : '0';