smart v3 做的画面，前一S下载成功了，后面修改了下，然后就报这个错，然后再试前几天能成功下载的画面，现在再编译也是这个报错，不知原因何在？

这是针对 WinCC flexible 工程设计系统自动生成的错误报告。

 Professional Service Pack 1 6.1.7601.65536

产品版本: WinCC flexible SMART V3; V 3.00; V 3.0.0.0 (12.02.04)

System.IO.EndOfStreamException

无法在流的结尾之外进行读取。

Exception Source 

mscorlib

Exception Target Site

Byte ReadByte()

Exception Stack Trace

   在 System.Windows.Forms.Control.EndInvoke(IAsyncResult asyncResult)

   在 Siemens.Simatic.Hmi.Utah.Framework.SynchronizeWrapper.EndInvoke(IAsyncResult result)

   在 Siemens.Simatic.Hmi.Utah.Common.Base.ThreadSynchronizer.EndInvoke(IAsyncResult result, Int32 sleepInterval, CancelEventHandler 

cancelEventHandler, Int32 timeout, DispatchMessages dispatchMessages, ISynchronizeInvoke synchronizer)

   在 Siemens.Simatic.Hmi.Utah.Common.Base.ThreadSynchronizer.EndInvoke(IAsyncResult result)

   在 Siemens.Simatic.Hmi.Utah.Common.Base.ThreadSynchronizer.EndInvoke(IAsyncResult result, Int32 sleepInterval, CancelEventHandler 

cancelEventHandler, Int32 timeout, DispatchMessages dispatchMessages, ISynchronizeInvoke synchronizer)

   在 Siemens.Simatic.Hmi.Utah.Common.Base.ThreadSynchronizer.Invoke(Int32 sleepInterval, CancelEventHandler cancelEventHandler, Int32 

timeout, DispatchMessages dispatchMessages, ISynchronizeInvoke synchronizer, Delegate method, Object[] args)

   在 Siemens.Simatic.Hmi.Utah.Common.Base.ThreadSynchronizer.Invoke(Delegate method, Object[] args)

   在 Siemens.Simatic.Hmi.Utah.Common.Base.MainThreadSynchronizer.Invoke(Delegate method, Object[] args)

   在 Siemens.Simatic.Hmi.Utah.ES2RT.Smart.Generator.ESHmiObjectFactory.GetPropertyTable(IEs2rtPropertyTable propertyTable, Type type)

   在 Siemens.Simatic.Hmi.Utah.ES2RT.Smart.Generator.ESHmiObjectFactory.Create(IEs2rtPropertyTable propTable)

   在 Siemens.Simatic.Hmi.Utah.ES2RT.Smart.Generator.GeneratorBase.Process(IEs2rtPropertyTable propTable)

   在 Siemens.Simatic.Hmi.Utah.ES2RT.Service.ES2RTGeneratorMaster.DeviceProcess(IES2RTGeneratorDevice theGeneratorDevice, Es2rtPropertyTable 

es2rtTable)

End Exception