Output device: 'Dummy Output Device' backend: 'Dummy'
soundio: buffer underflow reported
soundio: buffer underflow reported
---- Mixer::stopProcessing():: 0 
---- m_fifoWriter 
---- m_fifoWriter->finish() 
---- fifoWriter::run() -> write( NULL ) 
m_fifo->available() == True
--FB-- fifoBuffer::waitUntilRead()::m_size == 2 :: have = 2 
--FB-- m_writer_sem.acquire( m_size )
--FB-- m_writer_sem.release( m_size )
---- fifoWriter::run() -> waitUntilRead() 
---- m_fifoWriter->wait() 
---- m_audioDev->stopProcessing() 
---- Mixer::stopProcessing():: 1 
---- m_fifoWriter == NULL
QMetaMethod::invoke: Unable to handle unregistered datatype 'MidiTime'
--RM-- ~RenderManager() 
--M-- restoreAudioDevice() 
---- Mixer::stopProcessing():: 2 
---- m_fifoWriter == NULL
--M-- stopProcessing()