Mount-SPContentDatabase error during MOSS2007 to SP2010 upgrade

Dani Kaltoft Kobeissi SharePoint 2010, Uncategorized Leave a Comment

Found a missing feature 56dd7fe7-a155-4283-b5e6-6147560601ee. But it will be deprecated during upgrade.
Found a missing feature 8156ee99-ddfb-47bb-8835-7ae42d40d9b9. But it will be deprecated during upgrade.
Found a missing feature 90cd055f-f21f-42c5-b3fe-bb67173583d4. But it will be deprecated during upgrade.
File [Features\ExcelServerSite\Microsoft.Office.Excel.WebUI.dwp] is referenced [1] times in the database [Database name], but is not installed on the current farm. Please install any feature/solution which contains this file.
One or more setup files are referenced in the database [Database name], but are not installed on the current farm. Please install any feature or solution which contains these files.
ERROR – Failed to run V2VFeatureActivation2UpgradeSiteAction.Upgrade for SPWeb (web app url) in SPSite (site url , the following error occured: Attempted to perform an unauthorized operation. at: at Microsoft.SharePoint.SPSecurableObject.CheckPermissions(SPBasePermissions permissionMask)
at Microsoft.SharePoint.SPSecurity.ValidateSecurityOnOperation(SPOperationCode code, SPSecurableObject obj)
Exception: Access is denied. (Exception from HRESULT: 0x80070005 (E_ACCESSDENIED))
Inner Exception: Access is denied. (Exception from HRESULT: 0x80070005 (E_ACCESSDENIED))
Upgrade session failed. 36 errors and 2 warnings encountered.