From The Document Foundation Wiki
Solution
- Select the whole table, then chose ▸ ▸ ▸ then delete the "extra" paragraph. We are now in this situation:
Table converted to text and "extra" paragraph deleted
- select the text from the beginning of the "table" until the end and chose ▸ .
- you can then recreate the table with ▸ ▸
Text converted again to table into the section