diff --git a/src/renderer/src/plugins/shareStore.js b/src/renderer/src/plugins/shareStore.js
index caa5e52..d846f1f 100644
--- a/src/renderer/src/plugins/shareStore.js
+++ b/src/renderer/src/plugins/shareStore.js
@@ -61,7 +61,7 @@ function stateSyncWatch(storeName, newState) {
   // console.log('state-change-diffData', diffData)
   try {
     for(const key in diffData) {
-      const value = diffData[key]
+      const value = diffData[key] || null
       const newValue = {} // 重新组装pinia需要的数据 {a:{b:1}} 这种
       const keyArr = key.split('.') || []
       keyArr.reduce((o,c,i)=>{o[c] = i === keyArr.length-1 ? value : {};return o[c]}, newValue)