How to fix Error msg ” Bootmanager is missing ” while installing Windows 7 : Hey friends! This post is regarding the error message that most of the people encounter while installing windows or making any repair to their windows 7 ( any version ). Recently i got the same issue and decided to provide a solution to this issue on my blog thetechme. When i inserted the windows dvd and started with custom installation, then after formatting my c drive, when the setup headed towards the windows is copying files, then my laptop suddenly restarted and something like ” bootmanager missing ” showed up on the screen continuously. I wasn’t able to boot my dvd since the bootmanager of the bios, which is supposed to handle the boot from an external drive was missing or you can say just crashed. In this case, i removed the dvd from the dvd rom and tried to boot from an external hard drive but nothing worked for me. Bootmanager is missing issue generally occurs if your dvd or any other source from which you are trying to install windows is corrupted or is non bootable. Now, make sure this doesn’t happen.
Finally i got the solution which i am going to share below. Following the step by step guide that i have provided below, you can fix the error : ” Bootmanager is missing ” while installing Windows 7.
” Bootmanager is missing ” Error Fixed while installing Windows 7
Firstly, i would like to give you some commands using which you can easily fix the issue :
> bootrec /RebuildBcd
- > bootrec /RebuildBcd
- Just boot to a dos prompt from a windows dvd and inside the boot folder run the command :
bootsect /nt60 c:
- Now run diskpart and type :
list disk select disk 0 // Where disk 0 is where your C is list partition select partition 1 //Where partition 1 is C active exit
- Now Reboot your system.
- If the above set of commands doesnot work for you, then try the following commands :
bcdedit /export C:\BCD_Backup c: cd boot attrib bcd -s -h -r ren c:\boot\bcd bcd.old bootrec /rebuildbcd
- Restart your machine after this.
- Still facing problems, now restart your system and before the error message occurs again, keep pressing the F2 key.
- You will enter the bios settings of your system.
- Now go to the boot tab.
- See that in the boot preferences, you have selected the appropriate option in the preference no. 1
- Click exit and then try to boot again.
You will notice that your problem gets solved. Still if you have some queries, you can comment below and let us know.