editor All buttons etc will disappear when executed (editor実行するとボタンなどすべて消えてしまう)

Google Translation from Japanese:

editor When executed, as indicated by the button, project、inspector、debugLog The display will disappear.

Unity is installed with 2017.4.0f1 and 5.6.6f2, and both have the same problem. Windows is 10 Pro 1809 17763.348. alt text


Original Text in Japanese:

editor実行すると、添付の通り、ボタンやproject、inspector、debugLogなど表示が消えてしまいます。

Unityは、2017.4.0f1と5.6.6f2がインストールされており、どちらも同じ問題が起こっています。
Windowsは10 Pro 1809 17763.348です。alt text

[134553-s-無題1b.png|134553]

thx!!

I was cured when I pressed the default button.
Such a setting, I have never touched it!

Have you checked the Play Mode Editor Tint? Make sure the alpha is not set to its maximum.