Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"

Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"

Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"

D:\a\beutl\beutl\src\Beutl.Core\TypeFormat.cs(104,10): warning CS1030: #warning: 'TypeFormatの互換性コードが残っている' [D:\a\beutl\beutl\src\Beutl.Core\Beutl.Core.csproj]

D:\a\beutl\beutl\src\Beutl.Extensibility\IAbstractProperty.cs(127,16): warning CS8619: Nullability of reference types in value of type 'CoreProperty<T?>' doesn't match target type 'CoreProperty<T>'. [D:\a\beutl\beutl\src\Beutl.Extensibility\Beutl.Extensibility.csproj]

D:\a\beutl\beutl\src\Beutl.Controls\PropertyEditors\NumberEditor.cs(17,41): warning AVP1002: Inadvisable registration: Generic types cannot be referenced from XAML. Create a non-generic type to be the owner of this AvaloniaProperty. [D:\a\beutl\beutl\src\Beutl.Controls\Beutl.Controls.csproj]

D:\a\beutl\beutl\src\Beutl.Operators\Source\TextBlockOperator.cs(14,81): warning CS8620: Argument of type 'CoreProperty<FontFamily?>' cannot be used for parameter 'property' of type 'CoreProperty<FontFamily>' in 'Setter<FontFamily>.Setter(CoreProperty<FontFamily> property, FontFamily? value)' due to differences in the nullability of reference types. [D:\a\beutl\beutl\src\Beutl.Operators\Beutl.Operators.csproj]

D:\a\beutl\beutl\src\Beutl.Operators\Source\TextBlockOperator.cs(22,67): warning CS8620: Argument of type 'CoreProperty<string?>' cannot be used for parameter 'property' of type 'CoreProperty<string>' in 'Setter<string>.Setter(CoreProperty<string> property, string? value)' due to differences in the nullability of reference types. [D:\a\beutl\beutl\src\Beutl.Operators\Beutl.Operators.csproj]

Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"

Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"

Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"

D:\a\beutl\beutl\src\Beutl.Core\TypeFormat.cs(104,10): warning CS1030: #warning: 'TypeFormatの互換性コードが残っている' [D:\a\beutl\beutl\src\Beutl.Core\Beutl.Core.csproj]

D:\a\beutl\beutl\src\Beutl.Extensibility\IAbstractProperty.cs(127,16): warning CS8619: Nullability of reference types in value of type 'CoreProperty<T?>' doesn't match target type 'CoreProperty<T>'. [D:\a\beutl\beutl\src\Beutl.Extensibility\Beutl.Extensibility.csproj]

D:\a\beutl\beutl\src\Beutl.Controls\PropertyEditors\NumberEditor.cs(17,41): warning AVP1002: Inadvisable registration: Generic types cannot be referenced from XAML. Create a non-generic type to be the owner of this AvaloniaProperty. [D:\a\beutl\beutl\src\Beutl.Controls\Beutl.Controls.csproj]

D:\a\beutl\beutl\src\Beutl.Operators\Source\TextBlockOperator.cs(14,81): warning CS8620: Argument of type 'CoreProperty<FontFamily?>' cannot be used for parameter 'property' of type 'CoreProperty<FontFamily>' in 'Setter<FontFamily>.Setter(CoreProperty<FontFamily> property, FontFamily? value)' due to differences in the nullability of reference types. [D:\a\beutl\beutl\src\Beutl.Operators\Beutl.Operators.csproj]

D:\a\beutl\beutl\src\Beutl.Operators\Source\TextBlockOperator.cs(22,67): warning CS8620: Argument of type 'CoreProperty<string?>' cannot be used for parameter 'property' of type 'CoreProperty<string>' in 'Setter<string>.Setter(CoreProperty<string> property, string? value)' due to differences in the nullability of reference types. [D:\a\beutl\beutl\src\Beutl.Operators\Beutl.Operators.csproj]

Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"

D:\a\beutl\beutl\src\Beutl.Core\TypeFormat.cs(104,10): warning CS1030: #warning: 'TypeFormatの互換性コードが残っている' [D:\a\beutl\beutl\src\Beutl.Core\Beutl.Core.csproj]

D:\a\beutl\beutl\src\Beutl.Extensibility\IAbstractProperty.cs(127,16): warning CS8619: Nullability of reference types in value of type 'CoreProperty<T?>' doesn't match target type 'CoreProperty<T>'. [D:\a\beutl\beutl\src\Beutl.Extensibility\Beutl.Extensibility.csproj]

D:\a\beutl\beutl\src\Beutl.Controls\PropertyEditors\NumberEditor.cs(17,41): warning AVP1002: Inadvisable registration: Generic types cannot be referenced from XAML. Create a non-generic type to be the owner of this AvaloniaProperty. [D:\a\beutl\beutl\src\Beutl.Controls\Beutl.Controls.csproj]

D:\a\beutl\beutl\src\Beutl.Operators\Source\TextBlockOperator.cs(14,81): warning CS8620: Argument of type 'CoreProperty<FontFamily?>' cannot be used for parameter 'property' of type 'CoreProperty<FontFamily>' in 'Setter<FontFamily>.Setter(CoreProperty<FontFamily> property, FontFamily? value)' due to differences in the nullability of reference types. [D:\a\beutl\beutl\src\Beutl.Operators\Beutl.Operators.csproj]

D:\a\beutl\beutl\src\Beutl.Operators\Source\TextBlockOperator.cs(22,67): warning CS8620: Argument of type 'CoreProperty<string?>' cannot be used for parameter 'property' of type 'CoreProperty<string>' in 'Setter<string>.Setter(CoreProperty<string> property, string? value)' due to differences in the nullability of reference types. [D:\a\beutl\beutl\src\Beutl.Operators\Beutl.Operators.csproj]

Solution "D:\a\beutl\beutl\Beutl.sln" has active build configurations for the build project. Either enable SuppressBuildProjectCheck on "Build.Solution" or remove the following entries from the solution file: " - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Debug|x64.Build.0 = Debug|Any CPU - {4C1B4AEA-3F44-43CA-900F-5CE1FE3BD8CD}.Release|x64.Build.0 = Release|Any CPU"