diff --git a/SrcJySet.js b/SrcJySet.js
index 153e9522..ebc7978e 100644
--- a/SrcJySet.js
+++ b/SrcJySet.js
@@ -2146,6 +2146,7 @@ function extension(){
                     }
                     require(config.依赖.match(/http(s)?:\/\/.*\//)[0] + 'SrcJySet.js');
                     let sm = Resourceimport(input,getMyVar('importtype','0'));
+                    clearMyVar('JYTVBoxDYdatalist');
                     if(getMyVar('importtype','0')!="2"){
                         back();
                     }else{