The following error is thrown during cube processing:
Unable to start execution of step 1 (reason: Error authenticating proxy <domain\username>, system error: This user isn't allowed to sign in to this computer.). The step failed.
The service account is an administrator on both the SQL Server (MSSQL) and SQL Server Analysis Services (SSAS) servers, and the IT Analytics (ITA) credential under which the job runs is configured to use the service account.
The ITA service account is restricted via Active Directory (AD) from logon to the MSSQL server.
Release : 2.9.1
Component : Default-Sym
To enable the service account to login to the server hosting the MSSQL service and ITAnalytics database, follow this procedure on the AD domain controller: