Web Part Error: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type AGTIV.General.WebParts.Web_Parts.AccordionListWebPart.AccordionListWebPart, AGTIV.General.WebParts, Version=1.0.0.0, Culture=neutral, PublicKeyToken=57fc52b4423909e9 could not be found or it is not registered as safe. Correlation ID: 9628f5a1-2fdd-805b-4499-1198b81a7d09.
Error Details:
[UnsafeControlException: A Web Part or Web Form Control on this Page cannot be displayed or imported. The type AGTIV.General.WebParts.Web_Parts.AccordionListWebPart.AccordionListWebPart, AGTIV.General.WebParts, Version=1.0.0.0, Culture=neutral, PublicKeyToken=57fc52b4423909e9 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)