Migrate moss 2007 to Sharepoint 2010

hi experts

i am migrating from 2007 to 2010 with database attach method following this bloghttp://www.sharepointdiary.com/2011/09/migrate-from-moss-2007-to-sharepoint-2010.html

when i use that following steps

Test-SPContentDatabase  -Name <DatabaseName> -WebApplication <URL>

stsadm  -o databaserepair -url  <URL of SharePoint site>  -databasename < name of database> -deletecorruption

i get that error. any help...........??