have a Dell E6500 with Windows 7 Enterprise edition, with only a admin account. When I typed my password it gave me ERROR: User Profile Service failed logon.

Hello, please restore your system state using a restore point that dates before the appearance of your problem. This link should help: http://www.sevenforums.com/tutorials/700-system-restore.html This posting is provided "AS IS" with no warranties or guarantees , and confers no rights. Microsoft Student Partner 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