Can't run Dedicated Server on Ubuntu 18.04 x64

[anonymous_user_4b260ae31 (anonymous_user_4b260ae3)]

fixed! by

1. rebuild Development
2. rebuild DevelopmentEditor
3. and use Project Launcher to create LinuxServer

Thanks to this blog’s post! How To Set Up Dedicated Servers for Windows and Linux For Your UE4 Game (using Windows)