This message was posted on behalf of Intel Corporation
Please try installing Intel RST v126.96.36.1993 from this link https://downloadcenter.intel.com/download/22194/Intel-Rapid-Storage-Technology-Intel-RST-RAID-Driver?product=55005
Bear in mind that this Intel® RST version has been validated for Windows* Server 2008. There is no specific version available on our website for Windows* Home Server 2011.
You may try checking with HP* if they can provide different version of the driver for Windows* Home Server 2011.