I have same problem. v5.107 will not load the database. I did first "uninstall" previous version next install v 5.107
See error messages (jpg screendumps) + SeafLog.txt in download link http://we.tl/7FGcphTBHB
Some text in log file edited with *** for privacy reasons.
In "debug mode" following error
Unable to load C:\Users\***\AppData\Local\Temp\sqlite.dll ( ErrCode : 1 )
"Use local data...