D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer.csproj : warning NU1701: Package 'rfc1459.AssociationManager 1.1.1' was restored using '.NETFramework,Version=v4.6.1, .NETFramework,Version=v4.6.2, .NETFramework,Version=v4.7, .NETFramework,Version=v4.7.1, .NETFramework,Version=v4.7.2, .NETFramework,Version=v4.8, .NETFramework,Version=v4.8.1' instead of the project target framework 'net8.0-windows7.0'. This package may not be fully compatible with your project. [D:\a\ImoutoRebirth\ImoutoRebirth\Source\ImoutoRebirth.sln]

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer.csproj : warning NU1701: Package 'rfc1459.AssociationManager 1.1.1' was restored using '.NETFramework,Version=v4.6.1, .NETFramework,Version=v4.6.2, .NETFramework,Version=v4.7, .NETFramework,Version=v4.7.1, .NETFramework,Version=v4.7.2, .NETFramework,Version=v4.8, .NETFramework,Version=v4.8.1' instead of the project target framework 'net8.0-windows7.0'. This package may not be fully compatible with your project.

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer_2lfl004r_wpftmp.csproj : warning NU1701: Package 'rfc1459.AssociationManager 1.1.1' was restored using '.NETFramework,Version=v4.6.1, .NETFramework,Version=v4.6.2, .NETFramework,Version=v4.7, .NETFramework,Version=v4.7.1, .NETFramework,Version=v4.7.2, .NETFramework,Version=v4.8, .NETFramework,Version=v4.8.1' instead of the project target framework 'net8.0-windows7.0'. This package may not be fully compatible with your project.

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoRebirth\Services\Collections\DestinationFolderService.cs(18,43): warning CS8613: Nullability of reference types in return type of 'Task<DestinationFolder?> DestinationFolderService.GetDestinationFolderAsync(Guid collectionId)' doesn't match implicitly implemented member 'Task<DestinationFolder> IDestinationFolderService.GetDestinationFolderAsync(Guid collectionId)'. [D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer_2lfl004r_wpftmp.csproj]

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoRebirth\Services\Collections\DestinationFolderService.cs(31,42): warning CS8613: Nullability of reference types in return type of 'Task<DestinationFolder> DestinationFolderService.AddOrUpdateDestinationFolderAsync(DestinationFolder destinationFolder)' doesn't match implicitly implemented member 'Task<DestinationFolder?> IDestinationFolderService.AddOrUpdateDestinationFolderAsync(DestinationFolder destinationFolder)'. [D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer_2lfl004r_wpftmp.csproj]

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ViewModel\VMBase.cs(71,46): warning CS8612: Nullability of reference types in type of 'event PropertyChangedEventHandler VMBase.PropertyChanged' doesn't match implicitly implemented member 'event PropertyChangedEventHandler? INotifyPropertyChanged.PropertyChanged'. [D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer_2lfl004r_wpftmp.csproj]

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\Behavior\FrameworkElementDropBehavior.cs(16,36): warning CS8602: Dereference of a possibly null reference. [D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer_2lfl004r_wpftmp.csproj]

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\Behavior\FrameworkElementDropBehavior.cs(19,20): warning CS8603: Possible null reference return. [D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer_2lfl004r_wpftmp.csproj]

D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\Behavior\FrameworkElementDropBehavior.cs(8,26): warning CS8618: Non-nullable field '_allowDataTypes' must contain a non-null value when exiting constructor. Consider declaring the field as nullable. [D:\a\ImoutoRebirth\ImoutoRebirth\Source\Imouto.Viewer\ImoutoViewer\ImoutoViewer_2lfl004r_wpftmp.csproj]