The read error can also be a permissions issue. The game cannot "read" the file because Windows says the user doesn't have permission.
The “read error of file rus code-pre-gfx” almost exclusively appears in DOS-based or early Windows 3.1/9x titles, often those using custom CD-ROM or high-density floppy protections. Three primary technical causes dominate: read error of file rus code-pre-gfx
Then, halfway down the hex dump, he saw it. The read error can also be a permissions issue
[dev-dependencies] tempfile = "3.8" # Optional: for testing with temporary files halfway down the hex dump