Mekinos1234 Feb 16, 2016 @ 7:08am
Help please!!!
Recently I have had 'connection problem' in CSGO/Dota.

I get a normal ping, around 70m/s but a high packet loss.

Now, when i check my wifi, i see that it drops from 2.1mb/s to 0 kb/s and goes back up repeating the process. Is there a way to fix this? Its been going on for a few days.
Im getting constant disconnections from the internet as well as steam.

Help please?
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Showing 1-4 of 4 comments
ReBoot Feb 16, 2016 @ 7:09am 
Fix your WLAN?
Mekinos1234 Feb 16, 2016 @ 7:11am 
Originally posted by ReBoot:
Fix your WLAN?
how would I fix it?
Vanilla Feb 16, 2016 @ 7:13am 
Check your driver(s) for updates and possibly re-install them.
ARuarkGuy Feb 16, 2016 @ 7:14am 
1. [ Identify the problem ]
When troubleshooting your lack of wireless connectivity, you just might run into this: "The Windows Wireless Service is not running on this computer."

If you do, check these first:
a) Always the first step! Check your laptop for a wireless shutoff switch. This could be a blue Fn key sequence, or a physical switch location on the front or sides of the laptop, or in the case of some (HP's), a touch switch just above the keyboard.

b) Go to Control panel\Network and Sharing Center. Select "Change adapter settings", and check status of your Wireless Network Connection. If it shows a red X, and says "Not Connected", right click the connection and select "Connect / Disconnect." If this works, great. If not, continue.

c) Go to Control Panel\Device Manager, open up your Network adapters, right click on your Wireless apapter and select Properties. On the General tab, verify the device is working properly. If the status is shown otherwise, you likely have a hardware or driver failure. Check the driver tab and possibly update your driver. Otherwise, there are may other posts on proceeding from this point, not related to the WLAN AutoConfig service. Please seek help there.

d) Assuming you are still having issues but things look fine so far, go to Start and type services.msc. You may need administrator privileges to proceed here. Sort the list of Services by name, and find the WLAN AutoConfig service. Verify that the service is shown as Startup Type: Automatic, and that the Status is shown as Started. If both are true, then I refer you back to step 1.c above. If not, then we are getting closer to the reason for this How-To. Likely you will find the Type as Automatic, and the Status blank (i.e. not started). Right click the service and select Start, or with the service highlighted you can select Start on the left in the service description window. This might work, but you may get the following: "Windows could not start the WLAN AutoConfig service on Local Computer. Error: 0xc00ce558; 0xc00ce558" If you get this error, then it's time to get busy. You can also check the Dependencies tab and verify that all four of the main system components that the WLAN AutoConfig service depends on are in good shape.

2. [ Verify Cause ]
At this point, we have ruled out a hardware failure and a diver problem, and found that the WLAN AutoConfig service is not launching properly. This took me a bit to find, but I found the answer provided by Barry Hubbard back in March of 2010. I will provide a link to his answer at the bottom. First though, lets discuss HOW this might have happened. I can think of only two possible sources:
a) Some flavor of Malware (very troubling)
b) A bad update to the OS

In the way of background, my problem started shortly after trying to track down a possible virus infection (suspected remnants from a Fake AV program), and running a bunch of updates (including Windows 7 SP1) shortly after not finding anything more than tracking cookies. I used Trend Micro, CCleaner's Spyware Checker, MalwareBytes, and SuperAntiSpyware - zilch, nada, nothing. Either it's a new virus with the ability to take control from TrustedInstaller (I am very concerned if so), or one of the system files was scrambled during an OS update. I will point to evidence of the contrary shortly.

First, lets look at the registry. Go to Start, and type regedit. Again, likely need administrator privileges to proceed. Check the following keys and make sure the "Start" entry value is set at "3":
HKEY_LOCAL_MACHINE/System/ControlSet001/Services/Ndisuio
HKEY_LOCAL_MACHINE/SystemControlSet002/Services/Ndisuio
HKEY_LOCAL_MACHINE/CurrentControlSet/Services/Ndisuio

If one of the values is NOT 3, then change the value and try your wireless connection again. If this still fails, or the values are already set to 3, then it is time to go to Windows Explorer!

Select Start, then select Computer. Navigate to the following directory: c:\Windows\L2Schemas.

Check the following system protected files for zero length (size of 0 KB):
WLAN_policy_v1.xsd
WLAN_profile_v1.xsd
WLANAP_profile_v1.xsd

All three of these XML files are needed to launch the WLAN AutoConfig service. If one of them is zeroed out, you get the problem we are having where everything appears fine, but the service fails to launch.

3. [ Repair the WLAN AutoConfig XML files ]
Okay, so we have found a corrupt WLAN AutoConfig XML file. First, you can (if you choose), use System Restore and attempt to fix the problem that way. In the case of a bad OS update, this should do the trick. If this is virus related, you have merely made a temporary fix as the true problem has now been put back to full strength.

Assuming you are going to skip System Restore, you will need to take control of the corrupt file(s) from TrustedInstaller. But first, find a Windows 7 install with a working wireless connection and copy the zeroed out system files to a thumb drive.

Go back to your problem child device, make sure the default Administrator account is enabled. Switch users to Administrator, and navigate back to the c:\Windows\L2Schemas directory. Right-click the zeroed out file(s), select Properties\Security\Advanced\Owner. Click the Edit button, and change ownership to the default Administrator account. Be sure NOT to make the Administrators group the owner as this might create severe security risks for your computer. Go back to the Security tab, and click Edit to add the default Administrator to the Group or user names section. Give the default Administrator Full Control of the file(s). Now just copy and paste the file(s) from the thumb drive and replace the existing zeroed out file(s).

Once this is done, you will not be able to give ownership back to TrustedInstaller. So, to keep the files somewhat secure, go back to the Security tab on the replaced files and set the default Administrator's permissions to Read, and Read & Execute. Log out from the Administrator's account, and disable it.

4. Go back to services.msc, find the WLAN AutoConfig service, and start it up (refer to step 1.d above). You should see the service now listed as Started, and the wireless network icon should now appear in the System Tray. Welcome back, and many thanks to Barry Hubbard. Here is a link to his post on the issue:

http://www.barryhubbard.com/tips/39-general/72-wlan-autoconfig-error-0xc00ce5580xc00ce558
Last edited by ARuarkGuy; Feb 16, 2016 @ 7:15am
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Date Posted: Feb 16, 2016 @ 7:08am
Posts: 4