Web Part Error: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type TVPortal.Publishing.Menu.wpLichSuPhatTrien, TVPortal.Publishing.Menu, Version=1.0.0.0, Culture=neutral, PublicKeyToken=0def2c7e7fe88686 could not be found or it is not registered as safe.
[UnsafeControlException: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type TVPortal.Publishing.Menu.wpLichSuPhatTrien, TVPortal.Publishing.Menu, Version=1.0.0.0, Culture=neutral, PublicKeyToken=0def2c7e7fe88686 could not be found or it is not registered as safe.]
at Microsoft.SharePoint.ApplicationRuntime.SafeControls.GetTypeFromGuid(Guid guid, Guid solutionId, String assemblyFullName, String typeFullName, Boolean throwIfNotFound)
at Microsoft.SharePoint.WebPartPages.SPWebPartManager.CreateWebPartsFromRowSetData(Boolean onlyInitializeClosedWebParts)