What has happened to my email

Seem to have lost mail from my folders that were there till had crash twice and then when started up had lost all email so added in again but then created  mail for home, holidays, etc are empty, thought had done a back up but says found file empty

 I have done setting for auto archiving  older than 500 days but in Inbox & send mail found only last 2 days mails. Please check & confirm matter is most urgent. I have lost my all mails.

Please do needful urgently.


Not sure what gone on but once shut down laptop and restarted eM Client started up ok after bit of waiting