[cdkiller]

CODE:00459335 loc_459335: ; CODE XREF: sub_4592F8+1Cj
CODE:00459335 ; sub_4592F8+36j
CODE:00459335 call sub_457C2C ---> calls GetDriveTypeA
CODE:0045933A test al, al ---> test al = 0 (if 0 = no cd inserted)
CODE:0045933C jz short loc_459316 ---> patch to jmp, elso bad guy
CODE:0045933E mov eax, esi
CODE:00459340 call sub_458F2C
CODE:00459345 lea eax, [ebp+var_4]
CODE:00459348 call @System@@LStrClr$qqrr17System@AnsiString ; System::__linkproc__ LStrClr(System::AnsiString &)
CODE:0045934D cmp byte ptr [esi+319h], 0
CODE:00459354 jz short loc_459399
CODE:00459356 lea eax, [ebp+var_4]
CODE:00459359 mov edx, offset unk_459508

patching the jz should work so u can play without cd.
if the "pls insert cd blablabla" doesn´t appear ingame u can upload the dlls + exe so it can be debugged.