diff --git a/src/utils/themeUtil.js b/src/utils/themeUtil.js
index a24de01..cafe2d3 100644
--- a/src/utils/themeUtil.js
+++ b/src/utils/themeUtil.js
@@ -66,7 +66,7 @@ function modifyVars(color) {
 }
 
 function loadLocalTheme(localSetting) {
-  if (localSetting) {
+  if (localSetting && localSetting.theme) {
     let {color, mode} = localSetting.theme
     color = color || theme.color
     mode = mode || theme.mode