Krystof

Yes, Youre unfortunatelly probably right. not all is bad ;-) I got lesson, that all must be backuped more time - so for sure in case of password file fivetime ;-) and dont use some files. and I have luck in unlucky time ;-) most of my personal password /more important/ I pushed to file until February when I have good backup ;-) Yes, many passes growup, but main /banking, emails, government/ I have now ;-)

Yes, file was never changed. with this file I have many copies on many my servers /private key is on every my https server/ I try to fetch 10 files from 10servers for sure until today. same result, nothing ;-(

to Paul : i have mirror of Documents folder, where I had file "klice.kdbx" . this is my "backup" database. And I have on my NAS server three last mirrors of Documents. so I have only one file, where can be something. to Wellread1 : I have only mirror of Documents, not AppData/Roaming - but I am thinking about it after this case. So I have no possibility to see to Settings File. I have only "Keepass Emergency sheet" which I printed before reinstalling, where is path to file exactly written too. I...

ok, in that case, will be probably this DB file corrupted ;-(

my "basic" key file has same date and size from ffirst usage - I am using this key file every week on some domain places, it is part of Wildcard certificate, so I am using very often this file. and file is still same. and DB file I dont know comparation, becuase I only made copy before reinstall and I have only this one place where I have this file now. SO I can trust, that file is still same. it is orriginal DB file as many reinstalls before. I am copying every time this file to backup medium directly...

I tried to REPAIR with Importing DB, there was no message about invalid composite key, but nothing was imported ;-(

I have chosen only File - with no next thinking about it. and because I am using manytimes on many wesites and my applications certificates or their parts - I decided to use part of my domain certificate - Private Key - with no next plugins and systems. I only chosen file xxxxxx.key and thisFile I used manytimes screen of main windows I am sending in attachment

yes, I know, that is free product. Now I changed to Password authentication "forever" I only thought, can be some people with same problem and maybe somebody solved this before. File is not corrupted, I compare size and date from older backup from Ferbruary and is same. and with older backup of KeePass /unfortunatelly February too/ is working. i think, that Youre right, that DB is corrupted. so sad, that is no help to repair DB ;-(