What is error 0x0000012B in Windows and how to fix it

Usually, earlier than the BSOD with the 0x0000012B error seems, the PC begins to run slowly and might even freeze. When the PC for no obvious cause takes for much longer than regular to begin from the second we flip it on, it can be the preamble to this drawback.

Error 0x0000012B, what is it and why does it occur?

As a normal rule, the issue seems due to the file ntkrnlmp.exe, one of many parts of the Windows working system (generally it is even talked about in the blue display, generally not, and generally one other file might seem; you realize what the Windows blue display is like).


This file might have been corrupted by improper or surprising system shutdown, malware, or current software program adjustments. In addition, it has been detected that Kaspersky antivirus it could cause this error, so in case you have this antivirus put in in your laptop, one of many first issues you must do is attempt to uninstall it to see if the issue stops showing.

In any case, this error 0x0000012B is often often {hardware} associated, and refers to a single bit error. A single bit error happens when a bit (a tiny piece of knowledge) is incorrectly modified throughout a knowledge transmission. Although it feels like a really small drawback, the end result could cause the entire system to malfunction, ensuing in the BSOD that you would be able to see above.

From right here there is good and unhealthy information. The excellent news is that there are a number of strategies that can assist you clear up this drawback. The unhealthy information is that the error 0x0000012B can be a sign that some {hardware} part is failing, and the worst factor is that it doesn’t inform us which one (though it is often RAM associated).

How to fix error 0x0000012B

Let’s see what we will do about it to cease having this error. Normally it occurs sporadically and preceded by slowness and crashes in the system, however there are occasions when the PC refuses to begin up, so we’re going to assess the choices we’ve in phrases of {hardware} (in phrases of software program, you’ve the choice to take away the antiviurus as indicated above, in addition to in fact attempting to restore the system).

“Go again” your PC

Since this error is often associated to a {hardware} knowledge transmission failure, it is not a nasty thought to disassemble every thing and reassemble it, or on the very least guarantee that all of your parts are completely linked. In truth, it is good that at the very least take away RAM of the system (since as we’ve talked about earlier than, it is often associated), clear the socket of the motherboard and the connectors of the RAM itself effectively, and reinstall it.

RAM memory module

We would suggest that, if you’re going to do that with the RAM reminiscence, take benefit and do the identical with the graphics card and the storage items, since they’re the best parts to placed on and take away and they hardly power you to disassemble something ( storage items, except they’re in M.2 format, you’ll not even have to disassemble them, simply disconnect and reconnect the cables).

Check for errors in RAM

Since this 0x0000012B error is often associated to RAM, it is the primary part you must examine. Here you’ve a number of choices (and one can find a number of tutorials in HardZone printed on the matter that can assist you), however the best is to use for instance MemTest86.

Check RAM with Memtest86 if you suffer from BDOD Memory Management

If this software program detects issues in the RAM it doesn’t essentially imply that it is unhealthy (though it could also be, in fact). Try altering the RAM of sockets on the motherboard, and if you happen to had any kind of Overclock in the processor made by the BIOS, we suggest you come it to manufacturing unit settings.

Restore the broken file

As we talked about originally, it is additionally attainable that every one the issue comes from a nasty shutdown of the pc or malware and that the file is broken. To examine and restore these issues indicated by error 0x0000012B we suggest you boot the system with a USB or Windows set up DVD, go to superior choices and open the system console to execute the next instructions (you may as well do it by beginning Windows usually, however generally it provides issues):

DISM / on-line / cleanup-image / restorehealth

sfc / scannow

Let the primary course of end earlier than beginning the following one. They can take a number of minutes, so do not despair, it will search for issues with the integrity of Windows recordsdata and, if it finds errors, it will restore them mechanically.

After doing this, it is additionally really helpful to examine the file construction of the disk, with the next command:

chkdsk / r

This course of can take a very long time as it will scan your complete storage for issues (and restore it mechanically). In this case, in case you have run it from Windows and not from the set up, it will inform you that it can’t be run with the working system working, and if you’d like it to begin the following time you restart. Answer sure and restart the PC so it can run.