Dynamic Panel - The templateVisibleIf property appears empty even though it is defined in a survey JSON

[JaneSjs]

To reproduce the issue, load the following JSON to a survey creator:
View Demo

{
 "pages": [
  {
   "name": "page1",
   "elements": [
    {
     "type": "paneldynamic",
     "name": "question1",
     "valueName": "sharedData",
     "templateElements": [
      {
       "type": "radiogroup",
       "name": "question5",
       "choices": [
        "Item 1",
        "Item 2"
       ]
      },
      {
       "type": "text",
       "name": "name"
      }
     ]
    },
    {
     "type": "paneldynamic",
     "name": "question3",
     "valueName": "sharedData",
     "templateElements": [
      {
       "type": "text",
       "name": "question4",
       "defaultValueExpression": "{panel.name}"
      }
     ],
     "templateVisibleIf": "{panel.question5} = 'Item 1'"
    }
   ]
  }
 ]
}

Although templateVisibleIf is defined, it appears unspecified in a property grid: