diff --git a/dist/2.0/fineui.ie.js b/dist/2.0/fineui.ie.js
index 887c0f8a2a..d6a84b6e27 100644
--- a/dist/2.0/fineui.ie.js
+++ b/dist/2.0/fineui.ie.js
@@ -75846,7 +75846,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76154,7 +76154,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76470,7 +76470,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/dist/2.0/fineui.js b/dist/2.0/fineui.js
index 3b412e4e92..53c186e8b5 100644
--- a/dist/2.0/fineui.js
+++ b/dist/2.0/fineui.js
@@ -76250,7 +76250,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76558,7 +76558,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76874,7 +76874,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/dist/bundle.ie.js b/dist/bundle.ie.js
index 887c0f8a2a..d6a84b6e27 100644
--- a/dist/bundle.ie.js
+++ b/dist/bundle.ie.js
@@ -75846,7 +75846,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76154,7 +76154,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76470,7 +76470,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/dist/bundle.js b/dist/bundle.js
index 3b412e4e92..53c186e8b5 100644
--- a/dist/bundle.js
+++ b/dist/bundle.js
@@ -76250,7 +76250,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76558,7 +76558,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76874,7 +76874,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/dist/fineui.ie.js b/dist/fineui.ie.js
index 604aa5360e..cbaee32628 100644
--- a/dist/fineui.ie.js
+++ b/dist/fineui.ie.js
@@ -76091,7 +76091,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76399,7 +76399,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76715,7 +76715,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/dist/fineui.js b/dist/fineui.js
index 0e972bb1a5..4da42b423f 100644
--- a/dist/fineui.js
+++ b/dist/fineui.js
@@ -76495,7 +76495,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -76803,7 +76803,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -77119,7 +77119,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/dist/fineui_without_jquery_polyfill.js b/dist/fineui_without_jquery_polyfill.js
index 345f17741d..b56c83f042 100644
--- a/dist/fineui_without_jquery_polyfill.js
+++ b/dist/fineui_without_jquery_polyfill.js
@@ -59101,7 +59101,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -59409,7 +59409,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -59725,7 +59725,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/dist/widget.js b/dist/widget.js
index 774d349e21..a1225b1314 100644
--- a/dist/widget.js
+++ b/dist/widget.js
@@ -13910,7 +13910,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -14218,7 +14218,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
@@ -14534,7 +14534,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/src/widget/multitree/multi.tree.combo.js b/src/widget/multitree/multi.tree.combo.js
index 228798aaf2..399df7e021 100644
--- a/src/widget/multitree/multi.tree.combo.js
+++ b/src/widget/multitree/multi.tree.combo.js
@@ -269,7 +269,7 @@ BI.MultiTreeCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/src/widget/multitree/multi.tree.insert.combo.js b/src/widget/multitree/multi.tree.insert.combo.js
index d73716923c..bedabf7fef 100644
--- a/src/widget/multitree/multi.tree.insert.combo.js
+++ b/src/widget/multitree/multi.tree.insert.combo.js
@@ -291,7 +291,7 @@ BI.MultiTreeInsertCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {
diff --git a/src/widget/multitree/multi.tree.list.combo.js b/src/widget/multitree/multi.tree.list.combo.js
index b71339f136..c291e3fb29 100644
--- a/src/widget/multitree/multi.tree.list.combo.js
+++ b/src/widget/multitree/multi.tree.list.combo.js
@@ -299,7 +299,7 @@ BI.MultiTreeListCombo = BI.inherit(BI.Single, {
     },
 
     getValue: function () {
-        return this.storeValue.value;
+        return BI.deepClone(this.storeValue.value);
     },
 
     populate: function () {