Saving as a JPEG sometimes crashes

[charonn0]

Message: SaveAsPicture doesn't support format 151 in Windows.
Stack:

Sub Picture.Save( FolderItem, int32, int32 ) 
Function WizWindow.WizWindow.SavePic( WizWindow.WizWindow, Picture ) as FolderItem 
Sub WizWindow.WizWindow.P2Next_Action( WizWindow.WizWindow, PushButton ) 
Sub Delegate.IM_Invoke( PushButton ) 
Sub AddHandler.Stub.15() 
Sub Delegate.Invoke() 
Sub Application._CallFunctionWithExceptionHandling()

[charonn0]

Format 151 is JPEG. This is only supposed to happen if App.UseGDIPlus=False, but I can't reproduce this crash.