Summary
UEFN build 42.20-CL-58011042, installed at D:\Fortnite. Launching through Epic produces all three errors described in FORT-1152398. Reinstalling and verification did not help. All 11,840 UEFN manifest-listed files exist. Independent SHA-1 checks of 463 installed startup binaries and package files matched their local manifests, including 99 UCAS files. Process Monitor shows successful reads of UEFNFortniteGame-WindowsUEFN.pak. No startup log was generated with explicit logging arguments. Please investigate whether this is FORT-1152398 and provide a workaround.
What Type of Bug are you experiencing?
Editor
Steps to Reproduce
On startup
Expected Result
“Corrupt or missing files detected”
“Failed to open descriptor file … FortniteGame.uproject”
Observed Result
fORT-1152398
Affects Versions
4.27
Platform(s)
Windows