hi, still getting the same err as "not a valid win32 application" this is my winpesys.inf: [Version] Signature = "$Windows NT$" ClassGUID={00000000-0000-0000-0000-000000000000} [AddReg] HKLM, "ControlSet001\Control\WOW" HKLM, "ControlSet001\Control\WOW", "cmdline",0x00020000, "%SystemRoot%\system32\ntvdm.exe" HKLM, "ControlSet001\Control\WOW", "DefaultSeparateVDM",, "no" HKLM, "ControlSet001\Control\WOW", "LPT_timeout",, "15" HKLM, "ControlSet001\Control\WOW", "size",, "0" HKLM, "ControlSet001\Control\WOW", "wowsize",, "16" HKLM, "ControlSet001\Control\WOW", "wowcmdline",0x00020000, "%SystemRoot%\system32\ntvdm.exe -a %SystemRoot%\system32\krnl386" HKLM, "ControlSet001\Control\WOW", "KnownDLLs",, "comm.drv commdlg.dll ctl3dv2.dll ddeml.dll keyboard.drv lanman.drv mmsystem.dll mouse.drv netapi.dll olecli.dll olesvr.dll pmspl.dll shell.dll sound.drv system.drv toolhelp.dll vga.drv wfwnet.drv win87em.dll winoldap.mod winsock.dll winspool.exe wowdeb.exe timer.drv rasapi16.dll compobj.dll storage.dll ole2.dll ole2disp.dll ole2nls.dll typelib.dll msvideo.dll avifile.dll msacm.dll mciavi.drv mciseq.drv mciwave.drv progman.exe avicap.dll mapi.dll" HKLM, "ControlSet001\Control\WOW", "SharedWowTimeout", 0x00000e10 HKLM, "ControlSet001\Control\WOW", "RomFontPointers",1,\ b0,52,00,c0,b0,4a,00,c0,b0,4e,00,c0,b0,60,00,c0,c0,60,00,c0,c0,70,00,c0 HKLM, "ControlSet001\Control\Session Manager\Environment", "PATHEXT",,".COM;.EXE;.BAT;.CMD" HKLM, "ControlSet001\Control\VirtualDeviceDrivers" HKLM, "ControlSet001\Control\VirtualDeviceDrivers", "VDD",0x00010000, "" ; ; MiniNT key ; HKLM,"ControlSet001\Control\MiniNT" ; ; Core entries ; HKLM,"ControlSet001\Control\GraphicsDrivers\DCI","Timeout",REG_DWORD,0x7 HKLM,"ControlSet001\Control\ProductOptions","ProductSuite",REG_MULTI_SZ,"" HKLM,"ControlSet001\Control\ProductOptions","ProductTyp . . . . . now , i am not getting where i am missing.... pls hlp me, its very urgent