Public Folder Migration Error hr=0x80040111
KB ID 0001228 Problem I usually follow my own documented process for migrating public folders to Exchange 2016. I did that this week, and this happened; Error; MapiExceptionLogonFailed: Unable to make connection to the server. (hr=0x80040111, ec=-2147221231) Diagnostic context: Lid: 49064 dwParam: 0x1 Lid: 37288 StoreEc: 0x6AB Lid: 49064 dwParam: 0x2 Lid: 49191 EMSMDBMT.EcDoConnectEx called [length=178] ...