C# mono mac osx csharp win形成gdi字体例外，但不使用任何MS字体

我们正试图在MacOSX上运行一个我们重写的C#Win表单应用程序。在以前的版本中，与win form相关的一切都正常工作，但现在我们在Mac上实现了这一点：

Unhandled Exception:
System.TypeInitializationException: An exception was thrown by the type initializer for System.Windows.Forms.WindowsFormsSynchronizationContext ---> System.TypeInitializationException: An exception was thrown by the type initializer for System.Windows.Forms.ThemeEngine ---> System.ArgumentException: The requested FontFamily could not be found [GDI+ status: FontFamilyNotFound]
  at System.Drawing.GDIPlus.CheckStatus (Status status) [0x00000] in <filename unknown>:0 
  at System.Drawing.FontFamily..ctor (GenericFontFamilies genericFamily) [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) System.Drawing.FontFamily:.ctor (System.Drawing.Text.GenericFontFamilies)
  at System.Drawing.FontFamily.get_GenericSansSerif () [0x00000] in <filename unknown>:0 
  at System.Drawing.Font.CreateFont (System.String familyName, Single emSize, FontStyle style, GraphicsUnit unit, Byte charSet, Boolean isVertical) [0x00000] in <filename unknown>:0 
  at System.Drawing.Font..ctor (System.String familyName, Single emSize, FontStyle style, GraphicsUnit unit, Byte gdiCharSet, Boolean gdiVerticalFont) [0x00000] in <filename unknown>:0 
  at System.Drawing.Font..ctor (System.String familyName, Single emSize, System.String systemName) [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) System.Drawing.Font:.ctor (string,single,string)
  at System.Drawing.SystemFonts.get_DefaultFont () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Theme..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ThemeWin32Classic..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ThemeVisualStyles..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ThemeEngine..cctor () [0x00000] in <filename unknown>:0 
  --- End of inner exception stack trace ---
  at System.Windows.Forms.SystemInformation.get_MenuAccessKeysUnderlined () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Control..ctor () [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) System.Windows.Forms.Control:.ctor ()
  at System.Windows.Forms.WindowsFormsSynchronizationContext..cctor () [0x00000] in <filename unknown>:0 
  --- End of inner exception stack trace ---
  at System.Windows.Forms.Control..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ScrollableControl..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ContainerControl..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Form..ctor () [0x00000] in <filename unknown>:0 
  at NewWorldStudio.StartupForm..ctor () [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) NewWorldStudio.StartupForm:.ctor ()
  at NewWorldStudio.Program.Main () [0x00000] in <filename unknown>:0 
[ERROR] FATAL UNHANDLED EXCEPTION: System.TypeInitializationException: An exception was thrown by the type initializer for System.Windows.Forms.WindowsFormsSynchronizationContext ---> System.TypeInitializationException: An exception was thrown by the type initializer for System.Windows.Forms.ThemeEngine ---> System.ArgumentException: The requested FontFamily could not be found [GDI+ status: FontFamilyNotFound]
  at System.Drawing.GDIPlus.CheckStatus (Status status) [0x00000] in <filename unknown>:0 
  at System.Drawing.FontFamily..ctor (GenericFontFamilies genericFamily) [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) System.Drawing.FontFamily:.ctor (System.Drawing.Text.GenericFontFamilies)
  at System.Drawing.FontFamily.get_GenericSansSerif () [0x00000] in <filename unknown>:0 
  at System.Drawing.Font.CreateFont (System.String familyName, Single emSize, FontStyle style, GraphicsUnit unit, Byte charSet, Boolean isVertical) [0x00000] in <filename unknown>:0 
  at System.Drawing.Font..ctor (System.String familyName, Single emSize, FontStyle style, GraphicsUnit unit, Byte gdiCharSet, Boolean gdiVerticalFont) [0x00000] in <filename unknown>:0 
  at System.Drawing.Font..ctor (System.String familyName, Single emSize, System.String systemName) [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) System.Drawing.Font:.ctor (string,single,string)
  at System.Drawing.SystemFonts.get_DefaultFont () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Theme..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ThemeWin32Classic..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ThemeVisualStyles..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ThemeEngine..cctor () [0x00000] in <filename unknown>:0 
  --- End of inner exception stack trace ---
  at System.Windows.Forms.SystemInformation.get_MenuAccessKeysUnderlined () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Control..ctor () [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) System.Windows.Forms.Control:.ctor ()
  at System.Windows.Forms.WindowsFormsSynchronizationContext..cctor () [0x00000] in <filename unknown>:0 
  --- End of inner exception stack trace ---
  at System.Windows.Forms.Control..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ScrollableControl..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.ContainerControl..ctor () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Form..ctor () [0x00000] in <filename unknown>:0 
  at NewWorldStudio.StartupForm..ctor () [0x00000] in <filename unknown>:0 
  at (wrapper remoting-invoke-with-check) NewWorldStudio.StartupForm:.ctor ()
  at NewWorldStudio.Program.Main () [0x00000] in <filename unknown>:0 

未处理的异常：
System.TypeInitializationException:System.Windows.Forms.WindowsFormsSynchronizationContext的类型初始值设定项引发了异常-->System.TypeInitializationException:System.Windows.Forms.ThemeEngine的类型初始值设定项引发了异常-->System.ArgumentException:找不到请求的FontFamily[GDI+状态：FontFamilyNotFound]
在System.Drawing.GDIPlus.CheckStatus（状态状态）[0x00000]处输入：0
0中的System.Drawing.FontFamily..ctor（GenericFontFamilies genericFamily）[0x00000]处
在（包装器远程处理通过检查调用）System.Drawing.FontFamily:.ctor（System.Drawing.Text.GenericFontFamilies）
位于System.Drawing.FontFamily.get_GenericTransserif（）[0x00000]中：0
在System.Drawing.Font.CreateFont（System.String familyName、Single emSize、FontStyle style、GraphicsUnit、字节字符集、布尔值isVertical）[0x00000]中：0
在System.Drawing.Font..ctor（System.String familyName、Single emSize、FontStyle style、GraphicsUnit、Byte gdiCharSet、Boolean gdiVerticalFont）[0x00000]中：0
在：0中的System.Drawing.Font..ctor（System.String familyName，Single-emSize，System.String systemName）[0x00000]处
在（包装器远程处理与检查调用）System.Drawing.Font:.ctor（字符串，单个，字符串）
在System.Drawing.SystemFonts.get_DefaultFont（）[0x00000]中：0
位于：0中的System.Windows.Forms.Theme..ctor（）[0x00000]处
在System.Windows.Forms.ThemeWin32Classic..ctor（）[0x00000]中：0
在System.Windows.Forms.ThemeVisualStyles..ctor（）[0x00000]中：0
0中的System.Windows.Forms.ThemeEngine..cctor（）[0x00000]处
---内部异常堆栈跟踪的结束---
在System.Windows.Forms.SystemInformation.get_MenuAccessKeysUnderlined（）[0x00000]中：0
位于：0中的System.Windows.Forms.Control..ctor（）[0x00000]处
在（包装器远程处理与检查调用）System.Windows.Forms.Control:.ctor（）
位于：0中的System.Windows.Forms.WindowsFormsSynchronizationContext..cctor（）[0x00000]处
---内部异常堆栈跟踪的结束---
位于：0中的System.Windows.Forms.Control..ctor（）[0x00000]处
在System.Windows.Forms.ScrollableControl..ctor（）[0x00000]中：0
在System.Windows.Forms.ContainerControl..ctor（）[0x00000]中：0
位于：0中的System.Windows.Forms.Form..ctor（）[0x00000]处
在NewWorldStudio.StartupForm..ctor（）[0x00000]中：0
在（带检查的包装器远程处理调用）NewWorldStudio.StartupForm:.ctor（）
在NewWorldStudio.Program.Main（）[0x00000]中：0
[错误]致命的未处理异常：System.TypeInitializationException:System.Windows.Forms.WindowsFormsSynchronizationContext的类型初始值设定项引发异常-->System.TypeInitializationException:System.Windows.Forms.ThemeEngine的类型初始值设定项引发异常-->System.ArgumentException:请求的FontFa找不到mily[GDI+状态：FontFamilyNotFound]
在System.Drawing.GDIPlus.CheckStatus（状态状态）[0x00000]处输入：0
0中的System.Drawing.FontFamily..ctor（GenericFontFamilies genericFamily）[0x00000]处
在（包装器远程处理通过检查调用）System.Drawing.FontFamily:.ctor（System.Drawing.Text.GenericFontFamilies）
位于System.Drawing.FontFamily.get_GenericTransserif（）[0x00000]中：0
在System.Drawing.Font.CreateFont（System.String familyName、Single emSize、FontStyle style、GraphicsUnit、字节字符集、布尔值isVertical）[0x00000]中：0
在System.Drawing.Font..ctor（System.String familyName、Single emSize、FontStyle style、GraphicsUnit、Byte gdiCharSet、Boolean gdiVerticalFont）[0x00000]中：0
在：0中的System.Drawing.Font..ctor（System.String familyName，Single-emSize，System.String systemName）[0x00000]处
在（包装器远程处理与检查调用）System.Drawing.Font:.ctor（字符串，单个，字符串）
在System.Drawing.SystemFonts.get_DefaultFont（）[0x00000]中：0
位于：0中的System.Windows.Forms.Theme..ctor（）[0x00000]处
在System.Windows.Forms.ThemeWin32Classic..ctor（）[0x00000]中：0
在System.Windows.Forms.ThemeVisualStyles..ctor（）[0x00000]中：0
0中的System.Windows.Forms.ThemeEngine..cctor（）[0x00000]处
---内部异常堆栈跟踪的结束---
在System.Windows.Forms.SystemInformation.get_MenuAccessKeysUnderlined（）[0x00000]中：0
位于：0中的System.Windows.Forms.Control..ctor（）[0x00000]处
在（包装器远程处理与检查调用）System.Windows.Forms.Control:.ctor（）
位于：0中的System.Windows.Forms.WindowsFormsSynchronizationContext..cctor（）[0x00000]处
---内部异常堆栈跟踪的结束---
位于：0中的System.Windows.Forms.Control..ctor（）[0x00000]处
在System.Windows.Forms.ScrollableControl..ctor（）[0x00000]中：0
在System.Windows.Forms.ContainerControl..ctor（）[0x00000]中：0
位于：0中的System.Windows.Forms.Form..ctor（）[0x00000]处
在NewWorldStudio.StartupForm..ctor（）[0x00000]中：0
在（带检查的包装器远程处理调用）NewWorldStudio.StartupForm:.ctor（）
在NewWorldStudio.Program.Main（）[0x00000]中：0

---

在谷歌上很难找到解决方案。根据堆栈跟踪中的get_GenericSansSerif方法，它似乎与GDI+和Sans Serif字体有关。

可能是因为Mono的安装不正确。请再次尝试安装，并检查是否在OS X上安装了X11