Missing icon during install

[feld]

MacOS 10.14.3 (18D42)
MacBook Pro (13-inch, 2017, Four Thunderbolt 3 Ports)

5e9faec910a4cdcfebb1164da6caa9e3ad743a8d  /Users/feld/Downloads/Roma-1.0.0.dmg

[h3poteto]

Now the icon is displayed in my macOS. I don't know the cause.