An error has occurred while setup was updating partition information
You may free download it and follow steps to reboot the computer from Win PE bootable disk now: Then all you need is to wait patiently to let the computer finish system restoring process.If you lost some important data in your computer, you may apply professional data recovery software such as Ease US Data Recovery Wizard to restore lost data due to missing operating system error. Set BIOS to default settings Improper settings or incorrect BIOS setting may also cause operating system not found in your PC.This is one of the most frustrating error messages you can ever deal with.Sometimes the fix is simple, sometimes it's a complete pain.run FIXMBR from recovery console (typically has no result)4.Run the manufacturer's diagnostic utility, downloaded from their website (it will typically find no error)5.Here below you'll find relative solutions to these 5 problems that cause your computer fails to boot with the operating system not found error.
This article will tell you reasons why operating system not found and offer you relative methods to fix operating system not found error in Windows 10/8/7 for you now.You can try to set BIOS to default settings to solve the operating system not found issue.If this method doesn't work, the MBR disk could be damaged and you may jump to Solution 4 to find the MBR disk repair method. Repair/Rebuild MBR (Master Boot Record) disk Here we have two methods to help you repair or rebuild MBR disk: repair MBR with Windows installation disk or repair MBR disk with partition manager software. Repair MBR disk with Windows installation disk Method 2.Rebuild/repair MBR disk with partition manager software If you prefer a more easier way to rebuild or repair the MBR disk, you may apply partition manager software - Ease US Partition Master to repair or rebuild MBR with simple clicks then. Set correct partition active When Windows is running under Legacy BIOS MBR mode, the boot partition/system partition should be set as active so that MBR can pass boot right to boot manager and find Windows.If the system partition or boot partition is not set to active, you may encounter operating system not found issue. You may follow below steps to set boot partition active: All effective solutions for Missing Operating System or Operating System not Found error are all presented to you now.
:-)If all that fails, here's what will usually work: Ghost your data to a new drive, and use the original one as a slave. I don't know why the original disk has no problems being a slave.