In the last two months I have worked on several SharePoint issues where we identified that the servers running SharePoint were still using .NET framework 4.5 or .NET framework 4.5.1 which are unsupported since around a year (supported ended January 12th, 2016 as announced in August 2014): Support Lifecycle for .NET 4.5: https://support.microsoft.com/en-us/lifecycle/search/16396 Support Lifecycle for .NET […]