Ответ:
Пошаговое обAssertion failed: HasFoundDataDirectory [File:D:\Build\++Portal+Release-Live+Compile\Sync\Engine\Source\Runtime\Core\Private\Internationalization\ICUInternationalization.cpp] [Line: 128]
ICU data directory was not discovered:
../../Content/Internationalization
../../../Engine/Content/Internationalization
KERNELBASE.dll!0x00000000FD46A06D
EpicGamesLauncher.exe!0x000000003FE33A01
EpicGamesLauncher.exe!0x000000003FDCD27B
EpicGamesLauncher.exe!0x000000003FD9E6F8
EpicGamesLauncher.exe!0x000000003FD42C68
EpicGamesLauncher.exe!0x000000003FD7D1C9
EpicGamesLauncher.exe!0x000000003FD6ADBB
EpicGamesLauncher.exe!0x000000003FC9F7E9
EpicGamesLauncher.exe!0x000000003FCA2388
EpicGamesLauncher.exe!0x000000003FC15CD6
EpicGamesLauncher.exe!0x000000003FC0AECB
EpicGamesLauncher.exe!0x000000003FCF00C8
EpicGamesLauncher.exe!0x000000003FCF0DFB
EpicGamesLauncher.exe!0x000000003FCF112F
EpicGamesLauncher.exe!0x000000004122BAFB
kernel32.dll!0x00000000773559CD
ntdll.dll!0x000000007758A561
ntdll.dll!0x000000007758A561