try to use slider for additional disk in createVM

templates/client/default/ui/core/default/widget/forms/fields/range.tpl

@@ -34,7 +34,7 @@
     </label>
     <input type="range"
            id="{$rawObject->getId()}"
-           name="{$rawObject->getName()}"
+           name="{$rawObject->getId()}"
            min="{$rawObject->getMinValue()}"
            max="{$rawObject->getMaxValue()}"
             {if $rawObject->getName() == "memory"}