I'm no good at this, I don't understand what went wrong :-(
I'd appreciate some help on this.

Doing it manually doesn't work for me either. Nothing happens when I open osume with the wine windows program loader.
Re-doing it gave me this
I'd appreciate some help on this.
Doing it manually doesn't work for me either. Nothing happens when I open osume with the wine windows program loader.
Re-doing it gave me this
boat@theboat:~$ mkdir '.wine/drive_c/Program Files/osu!' && mv osume.exe '.wine/drive_c/Program Files/osu!' && cd '.wine/drive_c/Program Files/osu!' && wine osume.exe
Unhandled Exception:
System.InvalidProgramException: Invalid IL code in #ryb.#syb:#Zqb (string[]): IL_0165: stloc.3
[ERROR] FATAL UNHANDLED EXCEPTION: System.InvalidProgramException: Invalid IL code in #ryb.#syb:#Zqb (string[]): IL_0165: stloc.3