--- Daodan/src/Daodan_Patch.c	2014/03/16 20:06:52	983
+++ Daodan/src/Daodan_Patch.c	2014/04/02 00:48:54	990
@@ -167,6 +167,12 @@ void* DDrPatch_MakeDetour(void* from, vo
 
 	DDrPatch_MakeJump(&trampoline[pos], (void*)disasm.EIP);
 	DDrPatch_NOOP(from, (void*)disasm.EIP - from);
+
+	DWORD oldp;
+	if (!VirtualProtect(trampoline, 40, PAGE_EXECUTE_READWRITE, &oldp)) {
+		DDrStartupMessage("Daodan: Detour: Could not mark page for trampoline as executable: from address 0x%08x", from);
+		return (void*)-1;
+	}
 	DDrPatch_MakeJump(from, to);
 /*
     memset (&MyDisasm, 0, sizeof(DISASM));
@@ -212,7 +218,8 @@ void* DDrPatch_MakeDetour(void* from, vo
     DDrStartupMessage("");
     DDrStartupMessage("");
     DDrStartupMessage("");
-     */
+*/
+
 	return trampoline;
 }