各位老师，我的ORD中国版打开廊道文件就报错，无法获取名为"ElementDescriptin"的属性的值。不知道是什么原因，重装了系统也不行，请各位老师帮忙看看， 谢谢

Exception caught in source file F:\agent\_work\1\bbsrc\CivilPlatform\cif\src\managed\objects\presentation\ObjectHandlerManager.cs at method GetPathDescription

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Exception : Could not find a part of the path 'C:\Program Files\Bentley\OpenRoadsUltimateChina CE 10.10\OpenRoadsUltimateChina\mdlapps\ECSChemas\Model\CifPropertyExtension_Template.01.-01.ecschema.xml'.

In Assembly : mscorlib

Stack Trace :
   at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
   at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
   at Bentley.CifNET.Objects.ECPropertyExtensionManager.GetCurrentSchema(String schemaName)
   at Bentley.CifNET.Objects.ECPropertyExtensionManager.GetECInstanceOfCurrentSchema(IECInstance inst)
   at Bentley.CifNET.Model.CustomPropertiesProxy.get_ECXAttributeInstances()
   at Bentley.CifNET.Model.FeaturizedEntity.<get_ECXAttributeInstances>d__65.MoveNext()
   at Bentley.CifNET.Model.EC.ECFeaturizedEntityBinder.SnapShot..ctor(FeaturizedEntity ent)
   at Bentley.CifNET.GeometryModel.EC.ECLinearEntity3dBinder.SnapShot..ctor(LinearEntity3d ent)
   at Bentley.CifNET.GeometryModel.EC.ECLinearEntity3dBinder.GetSnapShot(Object obj)
   at Bentley.CifNET.Objects.Engine.Instance.StoreSnapShot(Boolean haveToRecreateSnapShot)
   at Bentley.CifNET.Objects.Engine.Instance.SetCLRObjectFromECInstance(IECInstance instance)
   at Bentley.CifNET.Objects.Engine.Instance.SetECInstanceFromPersistence(IECInstance instance)
   at Bentley.CifNET.Objects.Engine.Instance.GetECInstanceFromProvider()
   at Bentley.CifNET.Objects.Engine.Instance.get_ECClass()
   at Bentley.CifNET.Objects.Engine.ObjectSpace.GetObjectInternal(ObjectKey ecKey, Boolean persisting)
   at Bentley.CifNET.Objects.Engine.ObjectBucket.GetObject()
   at Bentley.CifNET.Objects.Engine.ObjectList.System.Collections.IList.get_Item(Int32 index)
   at Bentley.CifNET.Objects.QualifiedReferenceList.<GetMembers>d__14.MoveNext()
   at Bentley.CifNET.Model.QualifiedReferenceAccessorForType`1.<GetMembers>d__8.MoveNext()
   at Bentley.CifNET.Model.Component.GetEmbeddingRelationToEntity(Entity entity)
   at Bentley.CifNET.GeometryModel.Presentation.LinearEntity3dHandler.GetName(LinearEntity3d elem)
   at Bentley.CifNET.GeometryModel.Presentation.LinearEntity3dHandler.GetPathDescription(Object obj, IDisplayPath path)
   at Bentley.CifNET.Objects.Presentation.ObjectHandlerManager.GetPathDescriptionFromObject(Object obj, IDisplayPath path, Boolean handleException)
   at Bentley.CifNET.Objects.Presentation.ObjectHandlerManager.Bentley.CifNET.Objects.Presentation.IHandlerDispatcher.GetPathDescription(ObjectKey key, IDisplayPath path)