SendKeys.SendWait will throw could not load type OsVersion exception #14145
Description
.NET version
.NET 10/.NET 9
Did it work in .NET Framework?
Not tested/verified
Did it work in any of the earlier releases of .NET Core or .NET 5+?
None.
Issue description
When use <PackageReference Include="System.Drawing.Common" Version="10.0.1" /> in .NET 9 TargetFramework, the System.Windows.Forms.SendKeys.SendWait("Hello, World!"); will throw the exception:
System.TypeInitializationException: The type initializer for 'System.Windows.Forms.SendKeys' threw an exception.
---> System.TypeInitializationException: The type initializer for 'System.Windows.Forms.ScaleHelper' threw an exception.
---> System.TypeLoadException: Could not load type 'System.Private.Windows.Core.OsVersion' from assembly 'System.Private.Windows.Core, Version=10.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.
at System.Windows.Forms.ScaleHelper.<InitializeStatics>g__GetPerMonitorAware|8_1()
at System.Windows.Forms.ScaleHelper.InitializeStatics()
--- End of inner exception stack trace ---
at System.Windows.Forms.ScaleHelper.get_InitialSystemDpi()
at System.Windows.Forms.Control..ctor(Boolean autoInstallSyncContext)
at System.Windows.Forms.SendKeys.SKWindow..ctor()
at System.Windows.Forms.SendKeys..cctor()
--- End of inner exception stack trace ---
at System.Windows.Forms.SendKeys.SendWait(String keys)
at sendkey_error.MainWindow.Button_Click(Object sender, RoutedEventArgs e)
This issue origin reported in dotnet/wpf#11313
And I think it was introduced by #12839
Cc @JeremyKuhne
Steps to reproduce
- Create a simple .NET project with the .csproj:
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net9.0-windows</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
<UseWindowsForms>true</UseWindowsForms>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="System.Drawing.Common" Version="10.0.1" />
</ItemGroup>
</Project>- Call the
SendKeys.SendWaitin Program.cs
System.Windows.Forms.SendKeys.SendWait("Hello, World!");- Build and run the project and you can find the exception.
You can find all my demo code in https://github.com/lindexi/lindexi_gd/tree/1534db9e5f807d2c958cc8f7509f9f45229651e5/WPFDemo/LaiwerelawkewaFeereajemle