Trending Issue: SPSE – Date columns show 30.12.1899 or 30/12/1899 with October 2024 CU or later
After installing the October 2024 Cumulative Update (or any subsequent update) for SharePoint Server Subscription Edition, the Date column values in lists may incorrectly display as December 30th, 1899, instead of the correct date, under the following conditions: The site locale uses a date format where the day precedes the month (e.g., DD.MM.YYYY or DD/MM/YYYY). […]