After doing a code upgrade and trying to make a dataupgrade this error might occure when starting the AOS. Problem: Object Server 05: The database reported (session 1 (-AOS-)): [Microsoft][SQL Native Client][SQL Server]Invalid object name ‘SYSSERVERSESSIONS’.. The SQL statement was: “SELECT A.SERVERID,A.AOSID,A.INSTANCE_NAME,A.VERSION,A.LOGINDATETIME,A.LOGINDATETIMETZID,A.STATUS,A.LOADBALANCE,A.WORKLOAD,A.LASTUPDATEDATETIME,A.LASTUPDATEDATETIMETZID,A.RECVERSION,A.RECID FROM SYSSERVERSESSIONS A WHERE (STATUS=?)” Object Server 05: SQL diagnostics: [Main Microsoft Dynamics Application Object Server Session]Unable to report problem. Attempted to open message 310. Object Server 05: Dialog issued for client-less session 1: Cannot select a record in Current AOS instances (SysServerSessions). ServerId: 0, . The SQL database has issued an error. Object Server 05: The database reported (session 1 (-AOS-)): [Microsoft][SQL Native Client][SQL Server]Invalid object name ‘SYSCLIENTSESSIONS’.. TheSQ