Description:
If I create a table, and define a heading row, it only repeats on next page after save and reopen.

Steps to Reproduce:
1.open a new document
2.created a table
3.select table properties, set first row as heading
4.populate table until splits to new page

Actual Results:
heading row is not repeated on new page.


Expected Results:
heading should repeat (as it did in older versions)


Reproducible: Always


User Profile Reset: No



Additional Info:
[Information automatically included from LibreOffice]
Locale: en-GB
Module: TextDocument
[Information guessed from browser]
OS: Linux (All)
OS is 64bit: yes
Version: 7.2.0.0.alpha0+ / LibreOffice Community
Build ID: 6b09276d157abada74e1a4989700139167207778
CPU threads: 8; OS: Linux 5.4; UI render: default; VCL: gtk3
Locale: en-GB (en_GB.UTF-8); UI: en-GB
TinderBox: Linux-rpm_deb-x86_64@86-TDF, Branch:master, Time: 2021-05-14_04:32:30
Calc: threaded

After some fiddling discovered that if saved the document and reopened the file, the heading was repeated as it should as if by magic.