Выдаёт ошибку: a seriouss program error has occured и закрывается...

В конце log-файла следующая картина:

627603 ms. Default App: End ExchangeDocument

627603 ms. MemoryUsage: V: 471.4 MB, R: 253.1 MB, P: 221.1 MB

627646 ms. LSongAgent: Begin SetSongUnit

627649 ms. LSongAgent: End SetSongUnit

627655 ms. Audio time allocations: Max Remote Automation Events: Capacity/Used/Failures: 7281/0/0

627656 ms. Audio time allocations: Max Device Automation Events: Capacity/Used/Failures: 3196/0/0

627656 ms. Audio time allocations: Max Device Midi Events: Capacity/Used/Failures: 7710/0/0

627672 ms. Audio time allocations: Midi Delay: Capacity/Used/Failures: 32768/0/0

627672 ms. Audio time allocations: EventBuffering: Capacity/Used/Failures: 26214/37/0

627771 ms. LSongAgent: Begin Destructing

627771 ms. SeratoIPC: Outgoing path closed

627771 ms. SeratoIPC: All paths closed

627772 ms. LSongAgent: Begin SetSongUnit

627772 ms. LSongAgent: End SetSongUnit

627777 ms. Audio time allocations: Parameter Compensate Delay: Capacity/Used/Failures: 524288/0/0

627785 ms. Audio time allocations: Midi Delay: Capacity/Used/Failures: 32768/0/0

627786 ms. Audio In Out: Stop started

627786 ms. ASIO: Yamaha Steinberg USB ASIO: Stop: started -------------------------------------

627795 ms. ASIO: Yamaha Steinberg USB ASIO: Stop: finished -------------------------------------

627796 ms. MemoryUsage: V: 435.6 MB, R: 221.7 MB, P: 189 MB

627796 ms. ASIO: Yamaha Steinberg USB ASIO: Close: started -------------------------------------

627796 ms. ASIO: Yamaha Steinberg USB ASIO: Close: finished -------------------------------------

627796 ms. Audio In Out: Begin of UpdateAudioStateStatic 

627797 ms. Audio In Out: Driver Type: ASIO

627797 ms. Audio In Out: Input Device: Yamaha Steinberg USB ASIO

627797 ms. Audio In Out: Output Device: Yamaha Steinberg USB ASIO

627797 ms. Audio In Out: Input Buffer Size: 512 Samples

627797 ms. Audio In Out: Input Latency: 0.00 ms

627797 ms. Audio In Out: Driver Error Compensation: 0 Samples

627797 ms. Audio In Out: Overall Latency: 36.2 ms

627798 ms. Audio In Out: End of UpdateAudioStateStatic 

627798 ms. Audio In Out: Stop finished

627799 ms. Audio In Out: Exit started

627799 ms. Audio In Out: Exit finished

627799 ms. LSongAgent: End Destructing

628471 ms. MidiDeviceManager: Start CloseAllActivatedDevices

628472 ms. MidiDeviceManager: End CloseAllActivatedDevices

628478 ms. Audio time allocations: Midi Delay: Capacity/Used/Failures: 32768/0/0

628479 ms. Audio time allocations: Parameter Compensate Delay: Capacity/Used/Failures: 524288/0/0

628479 ms. Audio time allocations: EventBuffering: Capacity/Used/Failures: 26214/8/0

628480 ms. Exit: Start

628489 ms. Audio time allocations: AudioBuffer: Capacity/Used/Failures: 506/0/0

628490 ms. Audio time allocations: AudioBuffer: Capacity/Used/Failures: 1000/4/0

628495 ms. Exit: End

628495 ms. MemoryUsage: V: 348.4 MB, R: 153.7 MB, P: 117.6 MB

Что бы это могло быть?