diff --git a/_server/editor_table.js b/_server/editor_table.js
index b2e8cf3f..c21220fd 100644
--- a/_server/editor_table.js
+++ b/_server/editor_table.js
@@ -293,6 +293,7 @@ editor_table_wrapper = function (editor) {
         var thiseval = null;
         if (input.checked != null) input.value = input.checked;
         try {
+            if (input.value == '') input.value = 'null';
             thiseval = JSON.parse(input.value);
         } catch (ee) {
             printe(field + ' : ' + ee);
diff --git a/project/data.js b/project/data.js
index f7671cba..f5c220f7 100644
--- a/project/data.js
+++ b/project/data.js
@@ -63,8 +63,8 @@ var data_a1e2fb4a_e986_4524_b0da_9b7ba7c0874d =
 			"武器",
 			"盾牌"
 		],
-		"startBgm": "bgm.mp3",
-		"statusLeftBackground": "url(project/images/ground.png) repeat",
+		"startBgm": null,
+		"statusLeftBackground": null,
 		"statusTopBackground": "url(project/images/ground.png) repeat",
 		"toolsBackground": "url(project/images/ground.png) repeat",
 		"borderColor": "#CCCCCC",