When adding more than 30 checkboxes on the TCA, the values don't get recorded.
['columns'][fieldname]['config'] / TYPE: "check"
When adding more than 30 checkboxes via the TCA the results don't get recorded if you select any of the checkboxes above the thirtieth.
On the picture attached there is 30 checkboxes that works and save it's values... when you add the 31st box, it doesn't record the value and/or even clears the other values.
If you add
The value of that checkbox don't get saved and might delete the other values.
(issue imported from #M4223)