Stabilize Builds on Forward Ports Batch 35

Author: serhii-balko

lib/web/mage/adminhtml/form.js

@@ -456,12 +456,14 @@ define([
                 } else {
                     values = valuesFrom[idFrom].values;
                     fromId = $(idFrom + values[0]);
-                    radioFrom = fromId ? $$('[name="' + fromId.name + '"]:checked') : [];
-                    isInArray = radioFrom.length > 0 && values.indexOf(radioFrom[0].value) !== -1;
-                    isNegative = valuesFrom[idFrom].negative;
+                    if (fromId) {
+                        radioFrom = $$('[name="' + fromId.name + '"]:checked');
+                        isInArray = radioFrom.length > 0 && values.indexOf(radioFrom[0].value) !== -1;
+                        isNegative = valuesFrom[idFrom].negative;
 
-                    if (!radioFrom || isInArray && isNegative || !isInArray && !isNegative) {
-                        shouldShowUp = false;
+                        if (!radioFrom || isInArray && isNegative || !isInArray && !isNegative) {
+                            shouldShowUp = false;
+                        }
                     }
                 }
             }