I have packaged our game for debug, develop and shipping and none of the builds can be properly debugged. It seems like the issues is that .pdb files are not generated at all, which leads to unhelpful error logging.
[2025.01.31-19.25.49:376][105]LogWindows: Error: === Critical error: ===
[2025.01.31-19.25.49:376][105]LogWindows: Error:
[2025.01.31-19.25.49:376][105]LogWindows: Error: Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x00000000000002f0
[2025.01.31-19.25.49:376][105]LogWindows: Error:
[2025.01.31-19.25.49:376][105]LogWindows: Error: [Callstack] 0x00007ff72a64e190 Game.exe!UnknownFunction []
[...]
And I have enabled debug symbols in shipping builds as well and downloaded the debug symbols for UE. The version is UE 5.4.