I can confirm the issue persists. Linux (Ubuntu 12.10), LibreOffice Version 3.6.2.2
Following the steps in comment #17, the adjacent cells in the rows remain merged but the column reverts to separate columns.
I can confirm the issue persists. Linux (Ubuntu 12.10), LibreOffice Version 3.6.2.2
Following the steps in comment #17, the adjacent cells in the rows remain merged but the column reverts to separate columns.