EntityQ6509946· pop 6· linked from 11 articlesleap year bugSign in to saveIssue resulting in miscalculation of leap yearsWikidata factsShow 1 more factP1269leap yearvia Wikidata · CC0ConnectionsNorwayCountryFebruary 29EntityMicrosoftEntityleap yearEntityQ2005EntityPythonEntityUTCEntityJulian calendarEntityGmailConceptMicrosoft ExcelEntityPlayStation 3Entitycomputer storage mediaEntitydevice driverEntityvirtual machineEntityBBC NewsEntityAzureEntityDüsseldorf AirportEntityYear 2000 problemEntityYear 2038 problemEntityNetwork Time ProtocolEntityCategoriesCalendarsSoftware bugsTechnology hazardsTime formatting and storage bugs