ardour bugs

[...]
drop flushed event on the floor, time 0 to early for 769 + 0
0x7fb3cc3ed030 note 45/0 was already on, now at 2
drop flushed event on the floor, time 0 to early for 932 + 0
[...]
0x7319e22 note 37/0 was already on, now at 2
0x7319e22 note 37/0 was already on, now at 3
0x7fb3cc3ed030 note 37/0 was already on, now at 2
0x7fb3cc3ed030 note 37/0 was already on, now at 3
0x728c338 note 37/0 was already on, now at 2
0x728c338 note 37/0 was already on, now at 3
0x728fc32 note 37/0 was already on, now at 2
0x728fc32 note 37/0 was already on, now at 3
0x7319e22 note 37/0 was already on, now at 2
0x7319e22 note 37/0 was already on, now at 3
Butler drops pool trash
programming error: SessionHandleRef exists across session deletion! Dynamic type: ARDOUR::SndFileSource @ 0x7fb3c003bcc8
programming error: SessionHandleRef exists across session deletion! Dynamic type: ARDOUR::SndFileSource @ 0x7fb3c003cd78