Solved Set C:\ active instead of SystemReserv.Part.-> boot 0xc000000

q21

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Hello,

in the course of troubleshooting a different problem, I was stupid
enough to set C:\ active on a Win7 Prof 32bit system. Now I cannot
boot. I believe I need to set the SystemReserved Partition active again.
I have a Vaio X notebook without CD Rom drive.
I am getting the boot manager screen , with the 0xc000000f error.
I believe I will need a bootable USB stick and a program that will
set the right partition active again.
There is a restore partition on the hdd, but I am afraid of using it since
the last thing I want is resetting the pc back to factory. I don't know
if the problem could be solved with the help of that partition alone.
I have a full backup, 3 days old, thanks God.
I have done a lot of gogle research, and also searched this forum, but there
was no solution that was specific enough for this particulat problem. It's
"simply" about fixing a wrong partition "set active".
(I set the wrong, i.e. c:, partition active in _windows disk management_, btw..)

Please only post if you are confident enough that your solution won't break anything. =) I am really anxious... =)

THANKS!!!!

matthias
 
Last edited:

My Computer My Computer

Computer Manufacturer/Model Number
Sony Vaio X
OS
Win7 Prof 32bit
CPU
Atom Z550
Memory
2GB
Hard Drives
SSD
SOLVED! i used the "MiniTool Partition Wizard Bootable Flash Drive". after changing boot order, i was able to set sysreserved active again and voilà.
caution, this come swith the prof version, i e it cost me 20 euro. i advice users with the same proble to check for free software that might do the trick as well. personally, i liked minitool so, i spent the money, but i believe it's probably possibe to get the same effect for free somewhere.

thanks for reading anyway, hope this helps other users.
 

My Computer My Computer

Computer Manufacturer/Model Number
Sony Vaio X
OS
Win7 Prof 32bit
CPU
Atom Z550
Memory
2GB
Hard Drives
SSD
Too bad you spent the money - you would've been able to download the free CD .iso of Partition Wizard and boot from the disc (once burned on another machine) to do the same job.

But what matters is you're back in business. :)
 

My Computer My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Custom-built
OS
Windows 7 Professional SP1 32-bit
CPU
Intel Core 2 Duo E6600 2.4GHz
Motherboard
Asus PL5D2
Memory
4GB DDR2-667 (4x1GB in dual-channel config)
Graphics Card(s)
nVidia GeForce 9800 GT
Sound Card
Creative X-Fi XtremeMusic
Monitor(s) Displays
Acer P236H
Screen Resolution
1920x1200 (DVI)
Hard Drives
OCZ SSD Vertex Plus 60GB SATA (Firmware 3.55), 64MB cache
Hitachi HD321KJ SATA, 320GB, 7200rpm, 16MB cache
PSU
Antec TruePower 2.0
Case
Cooler Master Centurion
Cooling
Too many fans
Keyboard
Standard
Mouse
Microsoft wireless optical mouse
Internet Speed
AT&T U-verse (18mbit/sec)
Antivirus
Microsoft Security Essentials
Browser
Firefox
Other Info
Other devices:
Compaq CQ-60 laptop
Google Nexus 7 (2012) tablet
Nvidia SHIELD tablet (US/LTE)
Hardkernel ODROID-XU single-board computer (Samsung Exynos 5420)
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