Restore Problem "Restore-SPSite : The extension
Next article - User's responsibility only! Years ago, I saw something in one of the blogs ... but I did not find any mention of it today (maybe Microsoft asked to delete the article because ...). I tried to migrate a DataBase between two environments, but I was told the versions did not match. Probably updates winsows Then I'll try through the power shell restore-spacesite But I got the following error Restore Problem "Restore-SPSite: The extension Microsoft.Office.Project.Server.Database.Extension.ProjectDatabaseExtension is version VVVV, and the backup was on version VVV These versions are incompatible. So what did I do? Do a backup before ... may be you will need it I opened the file in binary editor. In Visual Studio -> open file Open With Open as binary file editor And find the wrong virsion Now replace the number to your current virsion And try to run the command again (Restore-SPSite) For me it work ... hope for...