“bootmgr is missing” in Windows 7
The dreaded message “bootmgr is missing” still exists today, but luckily there are some easy solutions.
First of all, don’t panic. If your bootmgr file is missing that doesn’t necessarily mean that you lost any data, it simply means that your boot manager is missing, nothing more.
To repair your boot records, you have to launch the start-up option “repair your computer”. On boot-up press F8 to get to startup options. Click on “Repair your computer”:
You’ll get a list of operating systems installed on your PC:
Method 1: Repair bootmgr via Command Prompt
Open the command prompt.
Next, simply enter the following command to fix your boot record:
In case your master boot record has been damaged as well, I would also run
Method 2: Repair bootmgr via “Startup Repair”
Theoretically, Windows 7 should be able to find and fix this error. If you click on “Startup Repair” instead of Command Prompt, then Windows will scan your system for common errors and will hopefully figure out that your bootmgr is broken.
Check disk for errors
Another error why you are receiving the “bootmgr is missing” error after installing Windows 7, might be that your hard drive has disk errors. It is always a good idea to also run the command
chkdsk C:\ /f /r
This might take some time, depending on the size of your hard drive, but it is necessary to verify that there are no corrupted files on your disk.