From the HP Quality Center 10.00 Patch 12 Readme: Software version: 10.00 Patch 12 / 7 May 2010 Microsoft SQL Server 2008 MS SQL Server 2008 SP1 x64 is now supported. To enable MS SQL Server 2008: To create new project: Add parameter in SA: ALLOW_NON_SUPPORTED_DB_VERSION=Y To upgrade project: Comment line: (<!-- ENTRY VALUE="com.mercury.qc.dbverify.tasks.DBSupportedCheckTask" -->) inside 2 files: C:Program Files (x86)HPQuality CenterrepositorysaDomsInfoMaintenanceDataconf verify_tasks_deep.xml and verify_tasks_basic.xml To install QC: Runs installation with parameter: setup.exe -W dbValidatorSequence.active=false Limitations: * There is no support for the following extensions: BPTEE, APM, CIT, EI and STM. Defect 90276: Sql2008EE: Cannot enable extension for project on 2008.