Das Übliche schon ausprobiert? Admin-Rechte, Applocale/Jap-System-Einstellung...
tritt der fehler beim starten auf, oder mitten im spiel?
ansonsten ein auszug aus dem wiki:
" Game doesn't start at all
Lower both the sound and recording quality to 44000Hz or less. (how to do this vary between systems, google it)
Windows Vista / 7 users only: The problem is probably no default sound recording device.
To check if that's the case go to control panel > sound devices > recording. Set any of those as default. If you can't see any devices right click on the list and enable both options or just plug in a mic. If that fail go to THIS
page and follow instructions.
If you don't use account with administrative privileges right click on the game launcher and select "Run as...". In new window select Administrator.
If your regional settings for non-unicode programs is set to Japanese, do not use applocale.
Run DirectX web update and install following Visual C++ packages for 32bit: #1 #2 or for 64bit:#1 #2 systems. If you have 64bit system install 32bit packages too. After you install those packages remember to run Windows
Update! WARNING: Do NOT skip this step, even if you have those installed!
Go to Control Panel>Display>Settings>Advanced>Troubleshoot and pull the slider right to the "Full" setting.
Go to Start>Run and type in "dxdiag". Select Yes and let it check the drivers. When it's done go to the "Sound" tab and pull the slider right to the "Full" setting.
Update your GPU and sound card drivers. WARNING: If using Asus Xonar D2X sound card: latest drivers may not work. The 1777 driver is confirmed working. "
sonst könnte ein Screenshot vllt. auch Erleuchtung bringen