ディラック・ライブ・アクティブ・ルーム・トリートメント

The problem may be how Windows handle audio drivers (WASAPI).

Go to the Windows "Environment Variables" screen and set DAUDIO_WASAPI_NON_EXCLUSIVE from ON to OFF. If you can not see this line, please add it.

Now the “Error during measurement (Not ready)” message should hopefully be gone.