In my windows server 2008 R2 OS when booting the machine to repair the computer option there is an error says 0x000000f (this boot selection failed because a required device is inaccessible).So please tell me a remedy for this issue?MumthazMuhsin

Hello, Do you have a backup? If yes, re-install the OS and restore from this backup. If this does not help, refer to that: http://support.microsoft.com/kb/927391 Also, please check your disks cables. This posting is provided "AS IS" with no warranties or guarantees , and confers no rights. Microsoft Student Partner 2010 / 2011 Microsoft Certified Professional Microsoft Certified Systems Administrator: Security Microsoft Certified Systems Engineer: Security Microsoft Certified Technology Specialist: Windows Server 2008 Active Directory, Configuration Microsoft Certified Technology Specialist: Windows Server 2008 Network Infrastructure, Configuration Microsoft Certified Technology Specialist: Windows Server 2008 Applications Infrastructure, Configuration Microsoft Certified Technology Specialist: Windows 7, Configuring Microsoft Certified IT Professional: Enterprise Administrator Microsoft Certified IT Professional: Server Administrator

Hi, if you can verify the Boot Configuration in your Bios and make sure that you select the right boot drive , and you can use this links it can you to resolve this error: http://answers.microsoft.com/en-us/windows/forum/windows_7-system/0xc000000f-after-reboot/5da88257-837d-4475-ad6e-9ea8968826f4 Oussama Oueslati | System Engineer | vNext Consulting