Error Dialog: Unable to open File - HELP?

Can anyone help? I was using KeePass XC but the database was deleted during a routine antivirus scan and once I restored it using Windows File Recovery it no longer works…

title:Unable to open File
content: Unknown error while trying to open file. KdbxInvalidFileStructure{Unsupported file structure. 0xf97b7c95, 0xb07b1eff}
OS: windows “Windows 10 Pro” 10.0 (Build 19045)
App Info: AuthPass (1.9.8+1944) [design.codeux.authpass.msix]
Device: {systemMemoryInMegabytes: 8192}