ソフトタイプレイアウトが Windchill PDLMlink に読み込まれない

• ソフトタイプレイアウトが読み込まれない
• Chromeブラウザではレイアウトが読み込まれます
• ブラウザコンソールで以下のエラーが表示される
• 部品構造ページで断続的に発生するエラー

   Uncaught Exception! (SecurityError): Failed to read a named property 'document' from 'Window': Blocked a frame with origin "https://<hostname>" from accessing a cross-origin frame. com.google.gwt.core.client.JavaScriptException at Unknown.(com.ptc.windchill.wncgwt.WncGWT-0.js) at Unknown.$Cb(com.ptc.windchill.wncgwt.WncGWT-0.js) at Unknown.F$b(com.ptc.windchill.wncgwt.WncGWT-0.js) at Unknown.(com.ptc.windchill.wncgwt.WncGWT-0.js) at Unknown.(https://<hostname>/Windchill/netmarkets/javascript/util/ext-and-extensions.js) at Unknown.Event.fire(https://<hostname>/Windchill/netmarkets/javascript/util/ext-and-extensions.js) at Unknown.fireEvent(https://<hostname>/Windchill/netmarkets/javascript/util/ext-and-extensions.js) at Unknown.navigation.removeIframes(https://<hostname>/Windchill/netmarkets/javascript/util/wind-all.js) at Unknown.navigation_setActiveLayout(https://<hostname>/Windchill/netmarkets/javascript/util/wind-all.js) at Unknown.navigation_loadContent(https://<hostname>/Windchill/netmarkets/javascript/util/wind-all.js) at Unknown.(https://<hostname>/Windchill/netmarkets/javascript/util/windchill-all.js) at Unknown.(https://<hostname>/Windchill/netmarkets/javascript/util/ext-and-extensions.js) at Unknown.Event.fire(https://<hostname>/Windchill/netmarkets/javascript/util/ext-and-extensions.js) at Unknown.fireEvent(https://<hostname>/Windchill/netmarkets/javascript/util/ext-and-extensions.js) at Unknown.handleStateChange(https://<hostname>/Windchill/netmarkets/javascript/util/ext-and-extensions.js) 

log4javascript.js:148 Uncaught SecurityError: Failed to read a named property 'PTC' from 'Window': Blocked a frame with origin "https://<Windchill URL>" from accessing a cross-origin frame. https://<Windchill URL>/Windchill/netmarkets/javascript/util/windchill-typemanager-debug.js 10710
BrowserConsoleAppender.append @ log4javascript.js:148
Appender.doAppend @ log4javascript.js:81
Logger.callAppenders @ log4javascript.js:64
Logger.log @ log4javascript.js:64
error @ log4javascript.js:68
PTC.onError @ main.js:5843
error
(anonymous) @ main.js:5852Understand this errorAI
windchill-typemanager-debug.js:10710 Uncaught SecurityError: Failed to read a named property 'PTC' from 'Window': Blocked a frame with origin "https://<Windchill URL>" from accessing a cross-origin frame.
    at Object.refreshLayoutMap (windchill-typemanager-debug.js:10710:25)
    at Object.removeLayoutScreenTypes (windchill-typemanager-debug.js:10870:21)
    at Object.removeLayoutProfiles (windchill-typemanager-debug.js:10816:25)
    at eval (eval at <anonymous> (ext-all-debug.js:5079:31), <anonymous>:42:20)
    at eval (<anonymous>)
    at HTMLSpanElement.<anonymous> (ext-all-debug.js:5079:31)
    at _tryPreloadAttach (ext-base-debug.js:2219:30)
    at callback (ext-base-debug.js:2245:17)