Error ‭[3]‬

Web Part Error: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type Microsoft.SharePoint.WebPartPages.BlogYearArchive, Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c could not be found or it is not registered as safe. Correlation ID: ce9ecc9e-e8c9-e0b6-3897-536454e3e5cb.

 Error ‭[2]‬

Web Part Error: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type could not be found or it is not registered as safe. Correlation ID: ce9ecc9e-e8c9-e0b6-3897-536454e3e5cb.