Ubuntu 9.04, LMMS 0.4.2 and Install a group of Ubuntu Studio package in Synaptic.
after I reinstalled Ubuntu and updated packages from Ubuntu Mirror Server.
come back to LMMS, use it again.
the problem was disappeared.
maybe it was solved. I not sure.
but please check Undo/Redo functions it doesn't work.
(Ubuntu 9.04, LMMS 0.4.2, Linux/i386, Qt 4.5.0, GCC 4.3.3)
Ubuntu 9.04, LMMS 0.4.2 and Install a group of Ubuntu Studio package in Synaptic.
after I reinstalled Ubuntu and updated packages from Ubuntu Mirror Server.
come back to LMMS, use it again.
the problem was disappeared.
maybe it was solved. I not sure.
but please check Undo/Redo functions it doesn't work.
(Ubuntu 9.04, LMMS 0.4.2, Linux/i386, Qt 4.5.0, GCC 4.3.3)
Thanks you.