How to Fix League of Legends Error Code 003

League of Legends is undoubtedly a famous online multiplayer game, but many users complain that they face League of Legends error code 003 when they try to log in to the LoL servers. If you want to fix League of Legends error 003 on your Windows 10 PC, you have to know the reasons that cause this problem. This covers all the reasons that cause the problem that helps you understand how to fix error code 003 League of Legends on your Windows 10 PC.

How to Fix League of Legends Error Code 003

Several reasons contribute to League of Legends error code 003 on your Windows 10 PC. Here are a few of them.

• Jwèt la te lanse pa genyen dwa administratif. Hence, your PC does not allow it to patch.
• Pa genyen ase espas sou PC ou. Patching (aji pou enkli kòd adisyonèl pou amelyore jwèt) bezwen kèk espas.
• Fichye enstalasyon yo ak fichye konfigirasyon jwèt la se koripsyon epi yo dwe ranplase.
• Kliyan jwèt la se koripsyon oswa kase sou PC ou.
• Pwogram antivirus overprotective oswa firewall se bloke jwèt la.
• Outdated Windows 10 operating system and network drivers.
• Gen no stable internet connection to launch and play the game.
• Ta ka genyen mal konfiguré game installation files.
• Li kapab akòz apwopriye network settings and DNS address configurations.

Continue reading this article to fix League of Legends error 003.

Metòd 1: Etap Depanaj Debaz yo

Firstly let us perform some of basic methods to solve the error.

1A. Rekòmanse PC

The general trick to resolve all the temporary glitches associated with League of Legends is to restart your computer. You can restart your PC by following the steps as instructed in our guide 6 Ways to Reboot or Restart a Windows 10 Computer.

1B. Monitor Server Uptime

Very often, you may face League of Legends error code 003 due to problems from the server side. To check whether the server is offline or it has some technical problems, follow the below-mentioned steps.

1. Vizite ofisyèl la Riot server status update page.

2. Lè sa a, desann epi chwazi League of lejand.

3. Lè sa a, chwazi ou Rejyon ak lang yo ka kontinye.

On the next page, you can see any notifications for server-end errors. If there are any, you have to wait until they are resolved.

Epitou Li: Ranje kòd erè League of Legends 900 sou Windows 10

1C. Re-sign into Game

Ou kapab tou ranje erè a diskite lè w siyen soti nan jwèt la anvan nenpòt mesaj erè envit moute. Lè sa a, ou ka tann pou yon ti tan oswa rekòmanse òdinatè w lan. Lè sa a, konekte ankò jan sa enstwi pi ba a.

1. When you are in the game, press Alt + F4 kle.

2. Koulye a, klike sou Dekonekte.

3. Sòti nan jwèt ak rekòmanse PC ou.

4. Antre nan ou kalifikasyon and log in to the game again.

1D. Troubleshoot Internet Connection

There may be some network or bandwidth issues that reduce your internet speed and disrupt your connection. Make sure your connection is stable and has good speed. Visit the Speedtest site and run speed test to check your speed. To resolve this error, you must have a connection speed of at least 5-10 MBPS. Follow our guide to troubleshoot network connectivity on Windows 10.

1E. Mete bon jan paramèt dat ak lè

Incorrect date and time settings in your computer may contribute to League of Legends error code 003 on Windows PC. To sync the date, region, and time settings in your Windows 10 computer, follow the below-listed instructions.

1. Peze la Windows + I kle ansanm pou ouvri Anviwònman Windows.

2. Koulye a, chwazi a Tan & Lang opsyon jan yo montre.

3. Apre sa, nan la Dat ak lè tab, asire de valè yo Mete tan an otomatikman ak Mete zòn tan an otomatikman opsyon yo aktive sou.

4. Lè sa a, klike sou Senkro kounye a jan make pi wo a. Tcheke si pwoblèm nan rezoud oswa ou pa.

Epitou Li: Ki jan yo efase kont Riot ou a

1F. Fèmen tout pwosesis background yo

Si gen twòp pwosesis background sou Windows 10 PC ou, ou pa ka jwenn aksè nan koneksyon rezo ou a fasil, paske tout travay sa yo pral pran yon pati nan rezo a. Epitou, konsomasyon RAM yo pral pi plis ak pèfòmans nan jwèt la pral ralanti aparamman.

Swiv gid nou an Ki jan yo fini travay nan Windows 10 pou fèmen tout lòt pwosesis background sou Windows 10 PC ou.

Apre fèmen tout pwosesis background yo, tcheke si erè a diskite nan League of Legends fiks oswa ou pa.

1G Mete ajou Windows OS

All the bugs and erroneous patches in your computer can be fixed by Windows update. Microsoft releases frequent updates to fix all these problems.

Pakonsekan, asire w si w ap itilize vèsyon ki ajou nan sistèm operasyon Windows la epi si nenpòt mizajou annatant nan aksyon, sèvi ak gid nou an Ki jan yo telechaje ak enstale Windows 10 Dènye Mizajou.

After updating your Windows Operating System, check if you are able to fix League of Legends Error code 003.

1H. Mete ajou chofè rezo yo

If you want to enjoy any games without any errors, your drivers must be in a perfect state. If the drivers are outdated or faulty, make sure you update them. You can search for the newest releases of drivers from its official websites, or you can update them manually.

Follow our guide on How to Update Network Adapter Drivers on Windows 10 to update your driver and check if you have fixed the discussed issue in LoL.

Epitou Li: Ranje Erè League of Legends 004 nan Windows 10

1I. Woule Reto Chofè Rezo

Sometimes, the current version of your network drivers may cause conflicts in your game, and in this case, you have to restore previous versions of installed drivers. This process is called rollback nan chofè yo epi ou ka fasilman retounen chofè òdinatè w yo nan eta anvan yo lè w suiv gid nou an Ki jan yo detounen chofè yo sou Windows 10.

1J. Réinstaller Pilote Rezo yo

If you do not know how to fix error code 003 League of Legends after updating your network drivers, then reinstall the drivers to fix any incompatibility issues. There are several ways to reinstall drivers on your computer. Yet, you can easily reinstall network adapter drivers as instructed in our guide How to Uninstall and Reinstall Drivers on Windows 10.

After reinstalling network drivers, check if you can access League of Legends without any errors.

1K. Disable Antivirus Temporarily ( if applicable)

One other possible reason that causes the discussed issue is your security suite. When your antivirus programs detect LoL files and folders as a threat, you will face several conflicts. So, read our guide on How to Disable Antivirus Temporarily on Windows 10 and follow the instructions to disable your antivirus program temporarily on your PC.

After you fix League of Legends error code 003 on your Windows 10 PC, make sure to re-enable the antivirus program since a computer without a security suite is always a threat.

Epitou Li: Ranje Avast bloke League of Legends (LOL)

1L. Disable Windows Defender Firewall

Pafwa, Windows Defender Firewall nan òdinatè w lan ka anpeche jwèt la louvri akòz kèk rezon sekirite. Si ou pa konnen ki jan yo enfim Windows Defender Firewall la, ale nan gid nou an Ki jan yo Enfim Windows 10 Firewall, epi swiv enstriksyon yo bay yo.

Ou ka swiv gid sa a Pèmèt oswa bloke aplikasyon yo atravè Windows Firewall pou pèmèt aplikasyon an.

Asire w ke w pèmèt Suite Firewall la ankò apre w fin rezoud pwoblèm nan nan LoL kòm yon òdinatè san yon pwogram firewall se yon menas.

Metòd 2: Kouri League of Legends kòm Administratè

Pou evite Kòd erè League of Legends 003 sou òdinatè Windows 10 ou a, kouri League of Legends kòm yon administratè jan yo enstwi pi ba a.

1. Dwa-klike sou la League of lejand rakoursi on the desktop or navigate to the anyè enstalasyon ak dwa-klike sou li.

2. Koulye a, chwazi a Pwopriyete opsyon.

3. Lè sa a, chanje a Konpatibilite tab epi tcheke ti bwat la Kouri pwogram sa a kòm yon administratè.

4. Finalman, klike sou Aplike ak OK pou konsève pou chanjman sa yo.

Method 3: Delete LoL_air_client Folder in File Explorer (If Applicable)

Yon lòt fason senp pou ranje Erè 003 League of Legends se efase yon katab espesifik nan File Explorer. Sa a retire eleman koripsyon yo nan Windows 10 ou ki asosye ak jwèt la. Men kèk etap pou efase katab la.

1. Frape a Windows + E kle ansanm pou ouvri file Explorer.

2. Koulye a, navige nan kote sa a epi louvri li.

C:Riot GamesLeague of LegendsRADSprojects 

Remak: Ou ka jwenn katab lol_air_client tou nan kèk lòt kote tou. Peye yon ti jan anplis atansyon pou jwenn katab la.

3. Koulye a, dwa-klike sou la lol_air_client folder epi klike sou la Efase opsyon.

Yon fwa ou te efase katab la, rekòmanse òdinatè w lan epi tcheke si ou te fikse pwoblèm nan nan League of Legends.

Epitou Li: Ranje erè League of Legends Directx nan Windows 10

Metòd 4: Tweak File Hosts

If the host file has edited entries of League of Legends, you will face fix League of Legends error 003 issue. Hence, you have to remove the entries to resolve the same. Here are a few instructions to tweak hosts entries.

1. Peze Windows + E kle ansanm pou ouvri file Explorer.

2. Koulye a, chanje a Gade tab epi tcheke a Atik kache bwat nan la Montre / kache seksyon.

3. Now, copy and paste the following path into the navigation chemen of File Explorer.

C: WindowsSystem32driversetc

4. Koulye a, chwazi ak dwa-klike sou la gen tout pouvwa a dosye epi chwazi a Louvri avèk yo opsyon jan yo montre.

5. Koulye a, chwazi a Notepad opsyon nan lis la epi klike sou OK jan sa montre.

6. Koulye a, la gen tout pouvwa a dosye a pral louvri nan Notepad jan sa a.

7. Ajoute liy sa a 67.69.196.42 l3cdn.riotgames.com anba dosye a.

8. Koulye a, sove fichye a pa klike sou Ctrl+ S keys ansanm.

9. Sòti Notepad epi tcheke si ou te fikse pwoblèm nan diskite.

Metòd 5: Klè DNS Cache & Done

Gen kèk itilizatè yo sijere ke netwaye kachèt DNS la ak done sou PC ou a te ede yo ranje tantativ yo rantre nan keu echwe pwoblèm. Swiv jan enstriksyon yo.

1. Frape a Windows kle ak kalite cmd. Lè sa a, klike sou louvri.

2. Koulye a, tape sa ki annapre yo kòmandman yo youn pa youn. Frape Antre kle apre chak komand.

ipkonfig / flushdns
ipconfig/registerdns
ipconfig / lage
ipconfig / renouvle
Netsh winsock réinitialiser

3. Tann pou kòmandman yo dwe egzekite ak rekòmanse PC ou.

Epitou Li: Ranje pwoblèm son nan League of Legends

Metòd 6: klè espas kondwi

If your PC does not have any drive space to install any new patches from the game, you cannot fix League of Legends error code 003. Hence, firstly check the drive space and clean the temporary files if necessary. To check the drive space in your Windows 10 PC, check the disk space under Aparèy ak chofè yo as shown. If they are in red, it indicates the minimum available space.

If there is minimum available space in your computer contributing to the discussed problem, follow our guide 10 Ways to Free Up Hard Disk Space On Windows, which helps you clear all unnecessary files in your computer.

Metòd 7: Chanje adrès dns

Several users have suggested that switching to Google DNS addresses may help you fix League of Legends error 003. If you launch the game properly and face an error prompt, follow our guide to change the DNS address. This will help you fix all DNS (Domain Name System) problems so you can launch the game without any hustles.

After changing your DNS address, check if you can launch LoL without an error screen.

Metòd 8: Sèvi ak Virtuel Prive Rezo

Still, if you are unable to fix your problem, you can try using Virtual Private Network. It ensures to keep your connection is more private and encrypted. You can change the geographic region with the help of VPN settings so you can fix the discussed issue easily. Although there are so many free VPNs available over the internet, you are advised to use a reliable VPN service to enjoy premium versions and features.

Fè yon ti koutje sou gid nou an Ki sa ki yon VPN ak kijan li fonksyone? pou aprann plis sou Virtual Private Limited.

If you are confused about how to set up a VPN on your Windows 10 computer, follow our guide on How to set up a VPN on Windows 10 and implement the same.

Yon fwa ou te etabli yon koneksyon VPN, tcheke si ou te fikse pwoblèm nan diskite.

Epitou Li: Ranje ekran nwa League of Legends nan Windows 10

Metòd 9: Reyajiste Anviwònman Rezo a

Several users have declared that resetting network settings will resolve strange network connection issues. This method will forget all the network configuration settings, saved credentials, and a lot more security software like VPN and antivirus programs.

Pou fè sa, swiv gid nou an sou Ki jan yo Reyajiste Anviwònman Rezo sou Windows 10

Metòd 10: Réinstaller jwèt

Any misconfigured files in League of Legends will lead to an error code 003 League of Legends issue even if you have followed all the above-discussed methods and updated all the pending actions. So, in this case, you have no other option than to reinstall the game. The game is tied up with your account and when you reinstall the game, you will not lose your progress. Here is how to reinstall League of Legends.

1. Frape a Windows kle ak kalite aplikasyon ak karakteristik. Lè sa a, klike sou louvri.

2. Scroll desann epi klike sou League of lejand. Lè sa a, chwazi Enstriksyon.

3. Si yo mande w, ankò klike sou Enstriksyon.

4. Koulye a, klike sou Fè.

5. Frape a Windows klekalite % localappdata% , epi klike sou louvri.

6. Double-klike sou Revòlt Jwèt yo louvri katab la.

7. Koulye a, dwa-klike sou la Enstale League of Legends euw Katab epi chwazi Efase.

8. Peze la Windows kle, tape % appdata% ak laprès la Antre kle.

9. Efase a League of lejand katab jan yo te fè deja.

10. Koulye a, rdemare PC a.

11. Lè sa a, ale nan la League of lejand ofisyèl sou sit wèb download paj epi klike sou la JWE pou GRATIS opsyon.

12. Antre nan ou Imèl adrès , epi klike sou KÒMANSE.

13. Chwazi ou Dat li fèt in the next step and click on PWOCHÈN.

14. Now, fill in the USERNAME, PASSWORD, and CONFIRM PASSWORD jaden.

15. Check the option I agree to the Terms of Service and I have read and acknowledge the Privacy Notice.

16. Lè sa a, klike sou PWOCHÈN.

17. Koulye a, klike sou la TELECHARGE POU WINDOWS bouton.

18. Klike sou la downloaded installer file to install and run the game.

19. Klike sou la Enstale button in the prompt.

20. Finally, relaunch the jwèt and now you will have a fix for the discussed issue.

Remak: Anpil itilizatè ak fowòm sou entènèt te rapòte ke re-enstale jwèt la ak zouti Reparasyon Hextech te ede ranje erè a. Vizite sit ofisyèl zouti Hextech Repair epi telechaje pwogram nan. Li gratis, kidonk lè ou enstale epi lanse zouti a, ou pral wè yon opsyon pou réinstaller jwèt la. Swiv enstriksyon yo pou rezoud pwoblèm nan.

Rekòmande:

Nou espere ke gid sa a te itil epi ou ta ka repare League of Legends error code 003 on your device. Let us know what you want to learn about next. Also, if you have any queries/suggestions regarding this article, then feel free to drop them in the comments section.