Web Part Error: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type Frontend_CongTTDT_v1.Frontend.frtThongTinDoanhNghiep.TaoDoanhNghiep.TaoDoanhNghiep, Frontend_CongTTDT_v1, Version=1.0.0.0, Culture=neutral, PublicKeyToken=78a8e4c377a6bd7a could not be found or it is not registered as safe. Correlation ID: 3c00baa0-7a17-e0ab-080d-db091809f756.
Error Details:
[UnsafeControlException: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type Frontend_CongTTDT_v1.Frontend.frtThongTinDoanhNghiep.TaoDoanhNghiep.TaoDoanhNghiep, Frontend_CongTTDT_v1, Version=1.0.0.0, Culture=neutral, PublicKeyToken=78a8e4c377a6bd7a could not be found or it is not registered as safe.]
at Microsoft.SharePoint.ApplicationRuntime.SafeControls.GetTypeFromGuid(Boolean isAppWeb, Guid guid, Guid solutionId, Nullable`1 solutionWebId, String assemblyFullName, String typeFullName, Boolean throwIfNotSafe)
at Microsoft.SharePoint.WebPartPages.SPWebPartManager.CreateWebPartsFromRowSetData(Boolean onlyInitializeClosedWebParts)