already posted about that, dunno where:
When I record over an existing midi clip to add some notes, the existing ones are shortened or erased.
BUT this is not all the time, haven't found any logic to reproduce it yet.
L7.0.1 Midi overdub erases notes
L7.0.1 Midi overdub erases notes
Quad 6600 Intel, AsusP5Q, 2Gb ram, XP sp3, Evolution MK361c & UC33e, Line6 UX8