diff --git a/dist/bundle.js b/dist/bundle.js
index 47438825a..bf59f2802 100644
--- a/dist/bundle.js
+++ b/dist/bundle.js
@@ -104159,9 +104159,7 @@ BI.SingleSelectInsertList = BI.inherit(BI.Widget, {
     },
 
     _assertValue: function (val) {
-        val || (val = {});
-        val.type || (val.type = BI.Selection.Single);
-        val.value || (val.value = []);
+        val || (val = "");
     },
 
     _makeMap: function (values) {
@@ -104270,8 +104268,7 @@ BI.SingleSelectInsertList = BI.inherit(BI.Widget, {
         // this.trigger.adjustView();
     },
     setValue: function (v) {
-        this.storeValue = v || {};
-        this._assertValue(this.storeValue);
+        this.storeValue = v || "";
         this.adapter.setValue(this.storeValue);
         this.trigger.setValue(this.storeValue);
     },
diff --git a/dist/widget.js b/dist/widget.js
index 7da7f2e41..70d76bb8c 100644
--- a/dist/widget.js
+++ b/dist/widget.js
@@ -17648,9 +17648,7 @@ BI.SingleSelectInsertList = BI.inherit(BI.Widget, {
     },
 
     _assertValue: function (val) {
-        val || (val = {});
-        val.type || (val.type = BI.Selection.Single);
-        val.value || (val.value = []);
+        val || (val = "");
     },
 
     _makeMap: function (values) {
@@ -17759,8 +17757,7 @@ BI.SingleSelectInsertList = BI.inherit(BI.Widget, {
         // this.trigger.adjustView();
     },
     setValue: function (v) {
-        this.storeValue = v || {};
-        this._assertValue(this.storeValue);
+        this.storeValue = v || "";
         this.adapter.setValue(this.storeValue);
         this.trigger.setValue(this.storeValue);
     },
diff --git a/src/widget/singleselect/singleselectlist.insert.js b/src/widget/singleselect/singleselectlist.insert.js
index 2236c4e13..2b77b1fdd 100644
--- a/src/widget/singleselect/singleselectlist.insert.js
+++ b/src/widget/singleselect/singleselectlist.insert.js
@@ -190,9 +190,7 @@ BI.SingleSelectInsertList = BI.inherit(BI.Widget, {
     },
 
     _assertValue: function (val) {
-        val || (val = {});
-        val.type || (val.type = BI.Selection.Single);
-        val.value || (val.value = []);
+        val || (val = "");
     },
 
     _makeMap: function (values) {
@@ -301,8 +299,7 @@ BI.SingleSelectInsertList = BI.inherit(BI.Widget, {
         // this.trigger.adjustView();
     },
     setValue: function (v) {
-        this.storeValue = v || {};
-        this._assertValue(this.storeValue);
+        this.storeValue = v || "";
         this.adapter.setValue(this.storeValue);
         this.trigger.setValue(this.storeValue);
     },