Upgraded to Big Sur from Catalina and get this error message

System.TypeInitializationException: The type initializer for ‘System.Drawing.SystemIcons’ threw an exception. —> System.IO.FileNotFoundException: Could not find file “/System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/AlertCautionIcon.icns”
at System.IO.FileStream…ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, System.Int32 bufferSize, System.Boolean anonymous, System.IO.FileOptions options) [0x001b7] in <0b9997f0c7224ac490348508bd76bf48>:0
at System.IO.FileStream…ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share) [0x00000] in <0b9997f0c7224ac490348508bd76bf48>:0
at (wrapper remoting-invoke-with-check) System.IO.FileStream…ctor(string,System.IO.FileMode,System.IO.FileAccess,System.IO.FileShare)
at System.IO.File.OpenRead (System.String path) [0x00000] in <0b9997f0c7224ac490348508bd76bf48>:0
at System.Drawing.Icon…ctor (System.String fileName) [0x00006] in <83f32346a6694d89adeec21d45713561>:0
at (wrapper remoting-invoke-with-check) System.Drawing.Icon…ctor(string)
at System.Drawing.SystemIcons…cctor () [0x0009c] in <83f32346a6694d89adeec21d45713561>:0
— End of inner exception stack trace —
at System.Drawing.Icon.ExtractAssociatedIcon (System.String filePath) [0x00000] in <83f32346a6694d89adeec21d45713561>:0
at DbRepair.FormCheck.GetProductName () [0x0003d] in <986680281e384e75af6d8270227ea88e>:0
at DbRepair.FormCheck.Form_Load (System.Object sender, System.EventArgs e) [0x00002] in <986680281e384e75af6d8270227ea88e>:0

Hi,

I think this was fixed in a newer version. Try downloading the 8.2 mac demo