datatable.updateItem() how to update Date field

How can i update a datatable row that contains date in a specific format? i m trying in this snippet, but unsuccessfully for now

Good day @fabio_capirchio,

Currently, it’s anwanted behavior for the ‘map’, but we will fix it in next updates. Thank you for the report!

You can solve this problem by adding ‘id’ property to the ‘start’ and ‘end’ columns. This solution will be work also after future fix. Please, check out the snippet with example: Code Snippet